Investing legend Warren Buffett has an estimated net worth of $74 billion, making him the third richest man in the world. But you'd never know it from his lifestyle.

The 86-year-old billionaire still lives in the five-bedroom home in Omaha, Nebraska, that he bought in 1958 for $31,500. And he never spends more than $3.17 on breakfast.



On his five-minute drive to the office, which he's been doing for the past 54 years, Buffett stops by McDonald's and orders one of three items.

