Billionaire Floyd Mayweather Signs Autographs on $100 Bill

Becoming an amazing athlete means extreme dedication

several lucrative advantages that have led five division champion

Floyd Mayweather to amass a fortune throughout his career.

The billionaire boxer isn't afraid to show off a ton of money

But Mayweather has another way.

The undefeated boxing legend is the richest boxer

the world with an estimated net worth of $1.2 billion.