Opener batter Aaron George made 115 runs off 104 balls, including 15 fours and two sixes, which sealed the game for India U19. Vaibhav Sooryavanshi, who made 68 off 33 balls started well with George and added 90 runs for the first wicket.
Vedant Trivedi's fighting half-century and a crucial partnership between Kanishk Chouhan and Khilan Patel helped India to post 252 on the board against arch-rivals Pakistan in the ICC U19 World Cup Super Six match at the Queens Sports Club.
India go into Sunday's clash at Queens Sports Park in Bulawayo, Zimbabwe, having won all their World Cup matches, while Pakistan need a big win to secure a semi-final berth.
India has already won the series and holds an unassailable lead of 2-0. In three matches, Suryavanshi has topped the charts with 206 runs at an average of 68.66 and a strike rate of over 187, including a century and fifty.
India U19 skipper Vaibhav Suryavanshi produced a breathtaking knock of 68 off just 24 balls to help his side chase down a revised target of 174 in 23.3 overs, winning the second match by eight wickets via the DLS method in Benoni on Monday, with 21 balls to spare.
India U19 secured a convincing eight-wicket win over Sri Lanka U19 in the first semi-final of the U19 Asia Cup in Dubai on Friday, booking their spot in the final against arch-rivals Pakistan.
India were bowled out for 240 by Pakistan in the Under-19 Asia Cup clash in Dubai on Sunday, as Aaron George's fighting knock of 85 could not take them to a competitive total and the side folded in 46.1 overs.