How to beat a high pr 6 site with new site within 6 months?
 

Hello everybody,
I am here for a question "how to beat a high pr 6 site with new site within 3 months?" My site is well on-page optimize, This is a social networking site. is there any data or information or any process that can tell me how long it will take to beat my competitor. What kind of off-page seo strategy should I follow? They have 47000+ backlinks and with PR-6 and top 3 position on google. I have lots of content and unique. I want to take over USA's google search. What should I do? I am in great trouble