Home / 324,336,402.59-486,681,712.97-137,561,293.04

Finding the Fourth Proportional to 324,336,402.59, 486,681,712.97 and 137,561,293.04

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Solution

The fourth proportional to 324,336,402.59, 486,681,712.97 and 137,561,293.04 is: 206,417,057.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,336,402.59 : 486,681,712.97 = 137,561,293.04 : x
  2. Step 2: Convert to fraction form
    324,336,402.59/486,681,712.97 = 137,561,293.04/x
  3. Step 3: Cross multiply
    324,336,402.59x = 486,681,712.97 × 137,561,293.04
  4. Step 4: Simplify right side
    324,336,402.59x = 66,948,565,731,954,120
  5. Step 5: Solve for x
    x = 66,948,565,731,954,120/324,336,402.59
  6. Step 6: Final answer
    x = 206,417,057.10

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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.