Finding the Fourth Proportional to 210,778,348.32, 316,529,343 and 129,375,234
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Solution
The fourth proportional to 210,778,348.32, 316,529,343 and 129,375,234 is: 194,284,935.55
Step by Step Solution
- Step 1: Write the proportion equation
210,778,348.32 : 316,529,343 = 129,375,234 : x - Step 2: Convert to fraction form
210,778,348.32/316,529,343 = 129,375,234/x - Step 3: Cross multiply
210,778,348.32x = 316,529,343 × 129,375,234 - Step 4: Simplify right side
210,778,348.32x = 40,951,057,818,491,264 - Step 5: Solve for x
x = 40,951,057,818,491,264/210,778,348.32 - Step 6: Final answer
x = 194,284,935.55
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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.