129 kilometers per hour in feet per second
Conversion
129 kilometers per hour is equivalent to 117.563429571304 feet per second.[1]
Conversion in the opposite direction
The inverse of the conversion factor is that 1 foot per second is equal to 0.00850604651162791 times 129 kilometers per hour.
It can also be expressed as: 129 kilometers per hour is equal to feet per second.
Approximation
An approximate numerical result would be: one hundred and twenty-nine kilometers per hour is about one hundred and seventeen point five six feet per second, or alternatively, a foot per second is about zero point zero one times one hundred and twenty-nine kilometers per hour.
Footnotes
[1] The precision is 15 significant digits (fourteen digits to the right of the decimal point).
Results may contain small errors due to the use of floating point arithmetic.