Question 574787
The can of tomato soup are always
{{{ 2 / ( 2 + 4 ) = 1/3 }}} of the total number of cans
chili beans is always
{{{ 4 / ( 2 + 4 ) = 2/3 }}} of the total number of cans
number of tomato soup cans  is {{{ (1/3)*12 = 4 }}}
number of chili bean cans is {{{ (2/3)*12 = 8 }}}