Home / 415,198,224.20-622,750,097.10-108,521,337.80

Finding the Fourth Proportional to 415,198,224.20, 622,750,097.10 and 108,521,337.80

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Solution

The fourth proportional to 415,198,224.20, 622,750,097.10 and 108,521,337.80 is: 162,769,659.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,198,224.20 : 622,750,097.10 = 108,521,337.80 : x
  2. Step 2: Convert to fraction form
    415,198,224.20/622,750,097.10 = 108,521,337.80/x
  3. Step 3: Cross multiply
    415,198,224.20x = 622,750,097.10 × 108,521,337.80
  4. Step 4: Simplify right side
    415,198,224.20x = 67,581,673,652,371,904
  5. Step 5: Solve for x
    x = 67,581,673,652,371,904/415,198,224.20
  6. Step 6: Final answer
    x = 162,769,659.68

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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.