Home / 108,149,867.28-149,252,793.48-61,755,024.24

Finding the Fourth Proportional to 108,149,867.28, 149,252,793.48 and 61,755,024.24

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Solution

The fourth proportional to 108,149,867.28, 149,252,793.48 and 61,755,024.24 is: 85,225,346.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,149,867.28 : 149,252,793.48 = 61,755,024.24 : x
  2. Step 2: Convert to fraction form
    108,149,867.28/149,252,793.48 = 61,755,024.24/x
  3. Step 3: Cross multiply
    108,149,867.28x = 149,252,793.48 × 61,755,024.24
  4. Step 4: Simplify right side
    108,149,867.28x = 9,217,109,879,245,114
  5. Step 5: Solve for x
    x = 9,217,109,879,245,114/108,149,867.28
  6. Step 6: Final answer
    x = 85,225,346.19

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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.