Home / 629,857,115.40-944,785,673.10-446,191,105.80

Finding the Fourth Proportional to 629,857,115.40, 944,785,673.10 and 446,191,105.80

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Solution

The fourth proportional to 629,857,115.40, 944,785,673.10 and 446,191,105.80 is: 669,286,658.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,857,115.40 : 944,785,673.10 = 446,191,105.80 : x
  2. Step 2: Convert to fraction form
    629,857,115.40/944,785,673.10 = 446,191,105.80/x
  3. Step 3: Cross multiply
    629,857,115.40x = 944,785,673.10 × 446,191,105.80
  4. Step 4: Simplify right side
    629,857,115.40x = 421,554,964,224,486,336
  5. Step 5: Solve for x
    x = 421,554,964,224,486,336/629,857,115.40
  6. Step 6: Final answer
    x = 669,286,658.70

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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.