Finding the Fourth Proportional to 268,664,491.68, 402,995,384.80 and 104,918,876.04
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Solution
The fourth proportional to 268,664,491.68, 402,995,384.80 and 104,918,876.04 is: 157,377,785.80
Step by Step Solution
- Step 1: Write the proportion equation
268,664,491.68 : 402,995,384.80 = 104,918,876.04 : x - Step 2: Convert to fraction form
268,664,491.68/402,995,384.80 = 104,918,876.04/x - Step 3: Cross multiply
268,664,491.68x = 402,995,384.80 × 104,918,876.04 - Step 4: Simplify right side
268,664,491.68x = 42,281,822,822,523,304 - Step 5: Solve for x
x = 42,281,822,822,523,304/268,664,491.68 - Step 6: Final answer
x = 157,377,785.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.