Whale will always use big money when betting because they will not hesitate to lose big because the chances of winning it are also big, and he is lucky that France won the match because many have speculated to bet on Morocco to win but this time there are no more surprises all according prediction of the favorite team that will go to the final, only in the final it is more difficult to predict which team will lift the trophy.
They have bankroll supporting them even if they loose bets like these where $100k is at risk and they find it fun to place such bets taking risk but he was lucky to gain additional $58k from it so it doesn't happen all the time and as you say the team also need to win.Some luck days in gambling but always be in the limits a small advice.