Finding the Fourth Proportional to 491,515,160.28, 737,267,690.74 and 284,121,607.53
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Solution
The fourth proportional to 491,515,160.28, 737,267,690.74 and 284,121,607.53 is: 426,179,492.31
Step by Step Solution
- Step 1: Write the proportion equation
491,515,160.28 : 737,267,690.74 = 284,121,607.53 : x - Step 2: Convert to fraction form
491,515,160.28/737,267,690.74 = 284,121,607.53/x - Step 3: Cross multiply
491,515,160.28x = 737,267,690.74 × 284,121,607.53 - Step 4: Simplify right side
491,515,160.28x = 209,473,681,472,979,680 - Step 5: Solve for x
x = 209,473,681,472,979,680/491,515,160.28 - Step 6: Final answer
x = 426,179,492.31
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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.