Home / 92,906,404.60-139,359,606.90-83,659,331.20

Finding the Fourth Proportional to 92,906,404.60, 139,359,606.90 and 83,659,331.20

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Solution

The fourth proportional to 92,906,404.60, 139,359,606.90 and 83,659,331.20 is: 125,488,996.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,906,404.60 : 139,359,606.90 = 83,659,331.20 : x
  2. Step 2: Convert to fraction form
    92,906,404.60/139,359,606.90 = 83,659,331.20/x
  3. Step 3: Cross multiply
    92,906,404.60x = 139,359,606.90 × 83,659,331.20
  4. Step 4: Simplify right side
    92,906,404.60x = 11,658,731,509,548,906
  5. Step 5: Solve for x
    x = 11,658,731,509,548,906/92,906,404.60
  6. Step 6: Final answer
    x = 125,488,996.80

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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.