With this information, you can calculate the quantity of leagues 138 miles is equal to.
¿What is the inverse calculation between 1 league and 138 miles?
Performing the inverse calculation of the relationship between units, we obtain that 1 league is 0.02173913 times 138 miles.
Which is the same to say that 138 miles is 46 leagues.
One hundred thirty-eight miles equals to forty-six leagues. *Approximation
A league is zero times one hundred thirty-eight miles. *Approximation