Scale+Factor

1. The coliseum is 9.17 inches tall, and 34.17 inches long for every 18 feet. 165 / 18 = 9.17; 615 / 18 = 34.17 2. Each of the four was 1.78 inches long, 2.33 inches tall for each floor. 32 / 18 = 1.78; 42 / 18 = 2.33 3. The arena fighting area in total is 15.94 inches long, 10 inches wide and 0.83 inches tall. 287 / 18 = 15.94; 180 / 18 = 10; 15 / 18 = 0.83 4. Also the gladiators were 0.33 inches every 18 feet. 18 / 6 = 0.33