Answer:
new net worth = 79.2 billion
Explanation:
given data
net worth = $76.0 billion
gains = $3.20 billion
to get here
new net worth
solution
we get here new net worth that is express as
new net worth = net worth + gains .............................1
put here value and we will get here
new net worth = $76.0 billion + $3.20 billion
new net worth = 79.2 billion