Home / 423,413,815.24-635,248,270.32-132,269,177.80

Finding the Fourth Proportional to 423,413,815.24, 635,248,270.32 and 132,269,177.80

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Solution

The fourth proportional to 423,413,815.24, 635,248,270.32 and 132,269,177.80 is: 198,443,610.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,413,815.24 : 635,248,270.32 = 132,269,177.80 : x
  2. Step 2: Convert to fraction form
    423,413,815.24/635,248,270.32 = 132,269,177.80/x
  3. Step 3: Cross multiply
    423,413,815.24x = 635,248,270.32 × 132,269,177.80
  4. Step 4: Simplify right side
    423,413,815.24x = 84,023,766,414,098,544
  5. Step 5: Solve for x
    x = 84,023,766,414,098,544/423,413,815.24
  6. Step 6: Final answer
    x = 198,443,610.93

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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.