Home / 629,856,857.20-944,785,285.80-514,971,122.80

Finding the Fourth Proportional to 629,856,857.20, 944,785,285.80 and 514,971,122.80

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Solution

The fourth proportional to 629,856,857.20, 944,785,285.80 and 514,971,122.80 is: 772,456,684.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,856,857.20 : 944,785,285.80 = 514,971,122.80 : x
  2. Step 2: Convert to fraction form
    629,856,857.20/944,785,285.80 = 514,971,122.80/x
  3. Step 3: Cross multiply
    629,856,857.20x = 944,785,285.80 × 514,971,122.80
  4. Step 4: Simplify right side
    629,856,857.20x = 486,537,139,433,344,896
  5. Step 5: Solve for x
    x = 486,537,139,433,344,896/629,856,857.20
  6. Step 6: Final answer
    x = 772,456,684.20

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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.