Tom Keeps Getting Older, They Stay the Same Age

Just in case Scientologist Tom Cruise wants the math to be symmetrical, somebody please tell him that actress Keira Knightley was born in 1985.

1967 + 7 = 1974
1974 + 4 = 1978
1978 + 7 = 1985

A guy's gotta plan ahead, y'know?


Source: Wikipedia, IMDb^*

Tom Cruise and Actress Katie Holmes Dating (Reuters)

UPDATE:

I have been greatly remiss.

I completely forgot that Tom Cruise was married to Mimi Rogers before he wed Nicole Kidman. This has the potential to change everything. Now it looks like an orderly progression could really proceed in 2 different directions:

1956 + 11 = 1967
1967 + 7 = 1974
1974 + 4 = 1978
1978 + 7 = 1985

or

1956 + 11 = 1967
1967 + 11 - 4 = 1974
1974 + 11 - 4 - 3 = 1978
1978 + 11 - 4 - 3 - 2 = 1980

Therefore, I guess we're looking at a couple options:


and then,

or
Source: Wikipedia, IMDb^*

Please inform Christina Aguilera that she is not out of the woods yet.