Finding the Fourth Proportional to 272,712,359.88, 409,125,991.25 and 88,465,449.66
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Solution
The fourth proportional to 272,712,359.88, 409,125,991.25 and 88,465,449.66 is: 132,716,811.22
Step by Step Solution
- Step 1: Write the proportion equation
272,712,359.88 : 409,125,991.25 = 88,465,449.66 : x - Step 2: Convert to fraction form
272,712,359.88/409,125,991.25 = 88,465,449.66/x - Step 3: Cross multiply
272,712,359.88x = 409,125,991.25 × 88,465,449.66 - Step 4: Simplify right side
272,712,359.88x = 36,193,514,783,524,472 - Step 5: Solve for x
x = 36,193,514,783,524,472/272,712,359.88 - Step 6: Final answer
x = 132,716,811.22
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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.