Home / 598,646,761.43-820,132,352.98-576,264,754.69

Finding the Fourth Proportional to 598,646,761.43, 820,132,352.98 and 576,264,754.69

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Solution

The fourth proportional to 598,646,761.43, 820,132,352.98 and 576,264,754.69 is: 789,469,516.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,646,761.43 : 820,132,352.98 = 576,264,754.69 : x
  2. Step 2: Convert to fraction form
    598,646,761.43/820,132,352.98 = 576,264,754.69/x
  3. Step 3: Cross multiply
    598,646,761.43x = 820,132,352.98 × 576,264,754.69
  4. Step 4: Simplify right side
    598,646,761.43x = 472,613,369,199,861,184
  5. Step 5: Solve for x
    x = 472,613,369,199,861,184/598,646,761.43
  6. Step 6: Final answer
    x = 789,469,516.34

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.