Scale+Factor

1) 1/18 = x/165 18x/18 = 165/18 x = 9.17, 1/18 = x/615 18x/18 = 615/18 x = 34.17 2) 1/18 = x/32 18x/18 = 32/18 x = 1.78, 1/18 = x/42 18x/18 = 42/18 x = 2.33 3) 1/18 = x/287 18x/18 = 287/18 x = 15.94, 1/18 = x/180 18x/18 = 180/18 x = 10, 1/18 = x/15 18x/18 = 15/18 x = 0.83 4) 1/18 = x/6 18x/18 = 6/18 x = 0.33

The Coliseum was 9.17in tall and 34.17in long. Each floor was 1.78in long and 2.33in tall. The arena fighting area was 15.94in long, 10in wide, and the wall was0.83in tall.Gladiators were about 0.33in tall.