With this information, you can calculate the quantity of meters per second 640 kilometers per hour is equal to.

¿What is the inverse calculation between 1 meter per second and 640 kilometers per hour?

Performing the inverse calculation of the relationship between units, we obtain that 1 meter per second is 0.005625 times 640 kilometers per hour.

Which is the same to say that 640 kilometers per hour is 177.77778 meters per second.

Six hundred forty kilometers per hour equals to one hundred seventy-seven meters per second. *Approximation

A meter per second is zero times six hundred forty kilometers per hour. *Approximation