Do you really wanna go all out?? WHy not go for half of this size??
If you've only done a few extractions, you may not wanna do this just yet...awful lot of problems if something goes wrong, and you're trying to salvage shit.
The maths is pretty easy to do, if that ratios has worked for you though dude, to bump it up to the next level.
I look into the world, wherein there shines the sun...