Home / 85,092,167.34-127,541,429.55-51,781,914.15

Finding the Fourth Proportional to 85,092,167.34, 127,541,429.55 and 51,781,914.15

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Solution

The fourth proportional to 85,092,167.34, 127,541,429.55 and 51,781,914.15 is: 77,613,951.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,092,167.34 : 127,541,429.55 = 51,781,914.15 : x
  2. Step 2: Convert to fraction form
    85,092,167.34/127,541,429.55 = 51,781,914.15/x
  3. Step 3: Cross multiply
    85,092,167.34x = 127,541,429.55 × 51,781,914.15
  4. Step 4: Simplify right side
    85,092,167.34x = 6,604,339,355,526,373
  5. Step 5: Solve for x
    x = 6,604,339,355,526,373/85,092,167.34
  6. Step 6: Final answer
    x = 77,613,951.58

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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.