Finding the Fourth Proportional to 472,605,079.95, 708,588,755.33 and 227,079,337.95
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Solution
The fourth proportional to 472,605,079.95, 708,588,755.33 and 227,079,337.95 is: 340,465,797.48
Step by Step Solution
- Step 1: Write the proportion equation
472,605,079.95 : 708,588,755.33 = 227,079,337.95 : x - Step 2: Convert to fraction form
472,605,079.95/708,588,755.33 = 227,079,337.95/x - Step 3: Cross multiply
472,605,079.95x = 708,588,755.33 × 227,079,337.95 - Step 4: Simplify right side
472,605,079.95x = 160,905,865,438,015,552 - Step 5: Solve for x
x = 160,905,865,438,015,552/472,605,079.95 - Step 6: Final answer
x = 340,465,797.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.