Finding the Fourth Proportional to 272,712,298.36, 409,125,898.80 and 88,465,387.92
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Solution
The fourth proportional to 272,712,298.36, 409,125,898.80 and 88,465,387.92 is: 132,716,718.55
Step by Step Solution
- Step 1: Write the proportion equation
272,712,298.36 : 409,125,898.80 = 88,465,387.92 : x - Step 2: Convert to fraction form
272,712,298.36/409,125,898.80 = 88,465,387.92/x - Step 3: Cross multiply
272,712,298.36x = 409,125,898.80 × 88,465,387.92 - Step 4: Simplify right side
272,712,298.36x = 36,193,481,345,460,664 - Step 5: Solve for x
x = 36,193,481,345,460,664/272,712,298.36 - Step 6: Final answer
x = 132,716,718.55
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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.