Home / 629,857,301.10-944,785,951.65-432,586,401.90

Finding the Fourth Proportional to 629,857,301.10, 944,785,951.65 and 432,586,401.90

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Solution

The fourth proportional to 629,857,301.10, 944,785,951.65 and 432,586,401.90 is: 648,879,602.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,857,301.10 : 944,785,951.65 = 432,586,401.90 : x
  2. Step 2: Convert to fraction form
    629,857,301.10/944,785,951.65 = 432,586,401.90/x
  3. Step 3: Cross multiply
    629,857,301.10x = 944,785,951.65 × 432,586,401.90
  4. Step 4: Simplify right side
    629,857,301.10x = 408,701,555,389,940,864
  5. Step 5: Solve for x
    x = 408,701,555,389,940,864/629,857,301.10
  6. Step 6: Final answer
    x = 648,879,602.85

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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.