Home / 169,451,624.31-254,061,398.31-86,292,404.13

Finding the Fourth Proportional to 169,451,624.31, 254,061,398.31 and 86,292,404.13

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Solution

The fourth proportional to 169,451,624.31, 254,061,398.31 and 86,292,404.13 is: 129,379,514.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,451,624.31 : 254,061,398.31 = 86,292,404.13 : x
  2. Step 2: Convert to fraction form
    169,451,624.31/254,061,398.31 = 86,292,404.13/x
  3. Step 3: Cross multiply
    169,451,624.31x = 254,061,398.31 × 86,292,404.13
  4. Step 4: Simplify right side
    169,451,624.31x = 21,923,568,856,799,420
  5. Step 5: Solve for x
    x = 21,923,568,856,799,420/169,451,624.31
  6. Step 6: Final answer
    x = 129,379,514.34

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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.