Home / 629,856,815.40-944,785,223.10-498,342,882.60

Finding the Fourth Proportional to 629,856,815.40, 944,785,223.10 and 498,342,882.60

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Solution

The fourth proportional to 629,856,815.40, 944,785,223.10 and 498,342,882.60 is: 747,514,323.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,856,815.40 : 944,785,223.10 = 498,342,882.60 : x
  2. Step 2: Convert to fraction form
    629,856,815.40/944,785,223.10 = 498,342,882.60/x
  3. Step 3: Cross multiply
    629,856,815.40x = 944,785,223.10 × 498,342,882.60
  4. Step 4: Simplify right side
    629,856,815.40x = 470,826,991,517,538,112
  5. Step 5: Solve for x
    x = 470,826,991,517,538,112/629,856,815.40
  6. Step 6: Final answer
    x = 747,514,323.90

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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.