Pound per Gallon (lb/gal) expresses mass in pound per unit volume in gallon, found by dividing a mass value by a volume value.
Pound per Gallon to Long ton per Cup
Convert pound per gallon (lb/gal) to long ton per cup (long ton/cup) instantly with formula, conversion table, and FAQ.
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Convert pound per gallon (lb/gal) to long ton per cup (long ton/cup) instantly with formula, conversion table, and FAQ.
Context values
Some unit families need one extra value for a physically accurate result.
Long ton per Cup (long ton/cup) expresses mass in long ton per unit volume in cup, found by dividing a mass value by a volume value.
long ton/cup = lb/gal × 2.790179e-5
Results update instantly for Pound per Gallon to Long ton per Cup conversions.
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Formula
long ton/cup = lb/gal × 2.790179e-5
lb/gal = long ton/cup × 35840
Conversion table
| 1 lb/gal | 2.790179e-5 long ton/cup |
| 5 lb/gal | 0.00014 long ton/cup |
| 10 lb/gal | 0.000279 long ton/cup |
| 20 lb/gal | 0.000558 long ton/cup |
| 50 lb/gal | 0.001395 long ton/cup |
| 100 lb/gal | 0.00279 long ton/cup |
| 500 lb/gal | 0.013951 long ton/cup |
| 1000 lb/gal | 0.027902 long ton/cup |
Related conversions
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How the formula works
Both pound per gallon and long ton per cup measure the same physical quantity (mass per unit volume), so converting between them is a single multiplication. Multiply a value in pound per gallon by 2.790179e-5 to get long ton per cup. To reverse the conversion, multiply a long ton per cup value by 35840 to get back to pound per gallon.
Frequently asked questions
What is Pound per Gallon (lb/gal)?
Pound per Gallon (lb/gal) expresses mass in pound per unit volume in gallon, found by dividing a mass value by a volume value.
What is Long ton per Cup (long ton/cup)?
Long ton per Cup (long ton/cup) expresses mass in long ton per unit volume in cup, found by dividing a mass value by a volume value.
How do I convert pound per gallon to long ton per cup?
Multiply the pound per gallon value by 2.790179e-5 to get the equivalent in long ton per cup. For example, 5 lb/gal × 2.790179e-5 = 0.00014 long ton/cup.
Is this conversion exact?
Yes. Both units are defined using fixed metric and imperial conversion constants, so the factor 2.790179e-5 is an exact, non-rounded value.
Can I convert long ton per cup back to pound per gallon?
Yes. Divide the long ton per cup value by 2.790179e-5, or multiply it by 35840, to get pound per gallon.
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About converting pound per gallon to long ton per cup
Pound per Gallon (lb/gal) expresses mass in pound per unit volume in gallon, found by dividing a mass value by a volume value. Long ton per Cup (long ton/cup) expresses mass in long ton per unit volume in cup, found by dividing a mass value by a volume value.
Use this calculator to move between pound per gallon and long ton per cup accurately for science, engineering, manufacturing, or everyday density calculations. The Universal Converter uses exact unit factors, so results stay consistent across the site.