Temple Puzzle

A man starts frm his house with some money to visit four temples.
1. As soon as he enters temple 1 his money gets doubled. He donates 100 rs nd moves.
2. At temple 2 again his money is doubled and he donates 100 rs.
3. His money is doubled again at temple 3 and he donates 100 rs.
4. At temple 4 again his money gets doubled. He donates 100 rs. again and returns home empty handed.

How much money he had when he started from his house???

This is a challenge for all the masterminds.... lets c who crack this.