Home / 108,330,207.92-149,495,976.69-58,770,581.61

Finding the Fourth Proportional to 108,330,207.92, 149,495,976.69 and 58,770,581.61

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Solution

The fourth proportional to 108,330,207.92, 149,495,976.69 and 58,770,581.61 is: 81,103,559.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,330,207.92 : 149,495,976.69 = 58,770,581.61 : x
  2. Step 2: Convert to fraction form
    108,330,207.92/149,495,976.69 = 58,770,581.61/x
  3. Step 3: Cross multiply
    108,330,207.92x = 149,495,976.69 × 58,770,581.61
  4. Step 4: Simplify right side
    108,330,207.92x = 8,785,965,498,800,042
  5. Step 5: Solve for x
    x = 8,785,965,498,800,042/108,330,207.92
  6. Step 6: Final answer
    x = 81,103,559.83

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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.