Home / 398,637,677.23-598,261,717.17-180,441,250.38

Finding the Fourth Proportional to 398,637,677.23, 598,261,717.17 and 180,441,250.38

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Solution

The fourth proportional to 398,637,677.23, 598,261,717.17 and 180,441,250.38 is: 270,800,023.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,637,677.23 : 598,261,717.17 = 180,441,250.38 : x
  2. Step 2: Convert to fraction form
    398,637,677.23/598,261,717.17 = 180,441,250.38/x
  3. Step 3: Cross multiply
    398,637,677.23x = 598,261,717.17 × 180,441,250.38
  4. Step 4: Simplify right side
    398,637,677.23x = 107,951,092,300,640,704
  5. Step 5: Solve for x
    x = 107,951,092,300,640,704/398,637,677.23
  6. Step 6: Final answer
    x = 270,800,023.35

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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.