A petajoule (PJ) is a metric-prefixed unit of energy equal to 1015 joules, using the SI peta prefix.
Petajoules to Foot-pounds
Convert Petajoule (PJ) to Foot-pound (ft-lb) instantly with an exact formula, conversion table, and FAQ.
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Convert petajoules (PJ) to foot-pounds (ft-lb) instantly with formula, conversion table, and FAQ.
Context values
Some unit families need one extra value for a physically accurate result.
A foot-pound (ft-lb) is the work done by one pound-force acting through a distance of one foot, commonly used in mechanical and engineering calculations.
ft-lb = PJ × 737562149277265
Results update instantly for Petajoules to Foot-pounds conversions.
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Formula
ft-lb = PJ × 737562149277265
PJ = ft-lb × 1.355817948e-15
Conversion table
| 1 PJ | 7.375621e+14 ft-lb |
| 5 PJ | 3.687811e+15 ft-lb |
| 10 PJ | 7.375621e+15 ft-lb |
| 20 PJ | 1.475124e+16 ft-lb |
| 50 PJ | 3.687811e+16 ft-lb |
| 100 PJ | 7.375621e+16 ft-lb |
| 500 PJ | 3.687811e+17 ft-lb |
| 1000 PJ | 7.375621e+17 ft-lb |
Related conversions
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How the formula works
Both petajoule and foot-pound measure the same physical quantity, so converting between them is a single multiplication. Multiply a value in petajoules by 737562149277265 to get foot-pounds. To reverse the conversion, multiply a foot-pound value by 1.355817948e-15 to get back to petajoules.
Frequently asked questions
What is Petajoule (PJ)?
A petajoule (PJ) is a metric-prefixed unit of energy equal to 1015 joules, using the SI peta prefix.
What is Foot-pound (ft-lb)?
A foot-pound (ft-lb) is the work done by one pound-force acting through a distance of one foot, commonly used in mechanical and engineering calculations.
How do I convert petajoules to foot-pounds?
Multiply the petajoule value by 737562149277265 to get the equivalent in foot-pounds. For example, 5 PJ × 737562149277265 = 3.687811e+15 ft-lb.
Is this conversion exact?
Yes. Both units are defined against the SI base unit for this dimension, so the factor 737562149277265 is an exact, non-rounded value.
Can I convert foot-pounds back to petajoules?
Yes. Divide the foot-pound value by 737562149277265, or multiply it by 1.355817948e-15, to get petajoules.
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About converting petajoules to foot-pounds
A petajoule (PJ) is a metric-prefixed unit of energy equal to 1015 joules, using the SI peta prefix. A foot-pound (ft-lb) is the work done by one pound-force acting through a distance of one foot, commonly used in mechanical and engineering calculations.
Use this calculator to move between petajoules and foot-pounds accurately for homework, engineering, billing, or everyday energy calculations. The Universal Converter uses exact unit factors, so results stay consistent across the site.