The Men in Green Pakistan who is currently standing on the 8th place in the ICC ODI ranking so to qualify for the ICC world cup 2019 they need to win their most of the upcoming One day international Matches. For that They have to perform well against Australia in Five Match ODI series which will be starting from the 13th January.
If they lost the couple of Matches then chances for the pakistan to qualify for 2019 ICc world cup are very less.
Right now Pakistan Cricket team who is just behind to their neighbour team of Bangladesh with 3 points and also above to two time World champions West Indies with 3 points. 30th September 2017 is the deadline for the Direct Qualification for ICC world cup.
Top 7 Teams from the ICC ODI Ranking will joining the Host England while bottom teams to join Six teams in ICC cricket world cup Qualifier 2018 from them Top two teams are join in the main competition with Eight teams for 2019 cricket world cup.
So To get their place secure for 2019 Cricket world cup Men in Green to register a victory against Champions Australia. If pakistan won even one game then its same position but whitewash down their ranking. If Pakistan won the odi series then they move up to Bangladesh.