I'll be quadrupling you'll be quadrupling he'll be quadrupling we'll be quadrupling you'll be quadrupling they'll be quadrupling
Future perfect
I'll have quadrupled you'll have quadrupled he'll have quadrupled we'll have quadrupled you'll have quadrupled they'll have quadrupled
Future perfect continuous
I'll have been quadrupling you'll have been quadrupling he'll have been quadrupling we'll have been quadrupling you'll have been quadrupling they'll have been quadrupling
I'd be quadrupling you'd be quadrupling he'd be quadrupling we'd be quadrupling you'd be quadrupling they'd be quadrupling
Past
I'd have quadrupled you'd have quadrupled he'd have quadrupled we'd have quadrupled you'd have quadrupled they'd have quadrupled
Past continuous
I'd have been quadrupling you'd have been quadrupling he'd have been quadrupling we'd have been quadrupling you'd have been quadrupling they'd have been quadrupling