win 4d4D Betting Types. There are 2 betting types available: B Forecast and Small Forecast. B Forecast: You can win the Special and Consolation prizes in addition to the 1st, 2nd, andIf you have placed bets on any of the 23 winning 4D numbers, you win a prize. Your prize amount depends on the winning category, your bet amount and bet type. The prize tables below