The Breakthrough Prize in Mathematics is funded by Yuri MIller and a man estimated to be worth how much money?
Breakthrough Prize in Mathematics: The Breakthrough Prize in Mathematics is an award announced in 2013, and funded by Yuri Milner and Mark Zuckerberg. Mark Zuckerberg:  His net worth is estimated to be US$71.5 billion as of September 2017, and he is ranked by "Forbes" as the fifth richest person in the world.
US$71.5 billion