Bangladesh scored 301 for 6 wickets in stipulated 50 overs riding on a brilliant knock by hard-hitting opener Tamim Iqbal in the third one day international at Basseterre in Saint Kitts and Nevis on Saturday.
Tamim top scored for the Tigers with 103 while scored Mahmudullah scored 67.
Skipper Mashrafee also played a vital role in setting up the fighting score by promoting him up the batting order and scoring a quick fire 36 runs (25 balls).
AR Nurse and JO Holder took 2 wickets apiece for the hosts.
Earlier, Bangladesh won the toss for the third time in a row and decided to bat.
The winner of this match will win the three match series which is currently tied at 1-1.