Home / 269,365,897.20-404,208,278.10-177,515,177.70

Finding the Fourth Proportional to 269,365,897.20, 404,208,278.10 and 177,515,177.70

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Solution

The fourth proportional to 269,365,897.20, 404,208,278.10 and 177,515,177.70 is: 266,377,834.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,365,897.20 : 404,208,278.10 = 177,515,177.70 : x
  2. Step 2: Convert to fraction form
    269,365,897.20/404,208,278.10 = 177,515,177.70/x
  3. Step 3: Cross multiply
    269,365,897.20x = 404,208,278.10 × 177,515,177.70
  4. Step 4: Simplify right side
    269,365,897.20x = 71,753,104,314,732,520
  5. Step 5: Solve for x
    x = 71,753,104,314,732,520/269,365,897.20
  6. Step 6: Final answer
    x = 266,377,834.24

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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.