Finding the Fourth Proportional to 272,070,073.98, 408,063,031.29 and 99,506,529.18
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Solution
The fourth proportional to 272,070,073.98, 408,063,031.29 and 99,506,529.18 is: 149,244,403.61
Step by Step Solution
- Step 1: Write the proportion equation
272,070,073.98 : 408,063,031.29 = 99,506,529.18 : x - Step 2: Convert to fraction form
272,070,073.98/408,063,031.29 = 99,506,529.18/x - Step 3: Cross multiply
272,070,073.98x = 408,063,031.29 × 99,506,529.18 - Step 4: Simplify right side
272,070,073.98x = 40,604,935,930,337,640 - Step 5: Solve for x
x = 40,604,935,930,337,640/272,070,073.98 - Step 6: Final answer
x = 149,244,403.61
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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.