Home / 126,027,613.92-173,915,699.76-71,022,367.20

Finding the Fourth Proportional to 126,027,613.92, 173,915,699.76 and 71,022,367.20

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Solution

The fourth proportional to 126,027,613.92, 173,915,699.76 and 71,022,367.20 is: 98,009,510.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,027,613.92 : 173,915,699.76 = 71,022,367.20 : x
  2. Step 2: Convert to fraction form
    126,027,613.92/173,915,699.76 = 71,022,367.20/x
  3. Step 3: Cross multiply
    126,027,613.92x = 173,915,699.76 × 71,022,367.20
  4. Step 4: Simplify right side
    126,027,613.92x = 12,351,904,690,199,672
  5. Step 5: Solve for x
    x = 12,351,904,690,199,672/126,027,613.92
  6. Step 6: Final answer
    x = 98,009,510.03

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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.