Home / 108,132,855-149,222,104.38-58,572,294.36

Finding the Fourth Proportional to 108,132,855, 149,222,104.38 and 58,572,294.36

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Solution

The fourth proportional to 108,132,855, 149,222,104.38 and 58,572,294.36 is: 80,829,096.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,132,855 : 149,222,104.38 = 58,572,294.36 : x
  2. Step 2: Convert to fraction form
    108,132,855/149,222,104.38 = 58,572,294.36/x
  3. Step 3: Cross multiply
    108,132,855x = 149,222,104.38 × 58,572,294.36
  4. Step 4: Simplify right side
    108,132,855x = 8,740,281,022,764,005
  5. Step 5: Solve for x
    x = 8,740,281,022,764,005/108,132,855
  6. Step 6: Final answer
    x = 80,829,096.97

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.