Home / 588,715,002.38-812,444,033.25-324,414,020.78

Finding the Fourth Proportional to 588,715,002.38, 812,444,033.25 and 324,414,020.78

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Solution

The fourth proportional to 588,715,002.38, 812,444,033.25 and 324,414,020.78 is: 447,700,898.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,715,002.38 : 812,444,033.25 = 324,414,020.78 : x
  2. Step 2: Convert to fraction form
    588,715,002.38/812,444,033.25 = 324,414,020.78/x
  3. Step 3: Cross multiply
    588,715,002.38x = 812,444,033.25 × 324,414,020.78
  4. Step 4: Simplify right side
    588,715,002.38x = 263,568,235,485,352,480
  5. Step 5: Solve for x
    x = 263,568,235,485,352,480/588,715,002.38
  6. Step 6: Final answer
    x = 447,700,898.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.