Home / 126,103,329,057.15-174,022,481,669.49-71,182,062,358.20

Finding the Fourth Proportional to 126,103,329,057.15, 174,022,481,669.49 and 71,182,062,358.20

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Solution

The fourth proportional to 126,103,329,057.15, 174,022,481,669.49 and 71,182,062,358.20 is: 98,231,182,590.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,103,329,057.15 : 174,022,481,669.49 = 71,182,062,358.20 : x
  2. Step 2: Convert to fraction form
    126,103,329,057.15/174,022,481,669.49 = 71,182,062,358.20/x
  3. Step 3: Cross multiply
    126,103,329,057.15x = 174,022,481,669.49 × 71,182,062,358.20
  4. Step 4: Simplify right side
    126,103,329,057.15x = 12,387,279,141,926,353,240,064
  5. Step 5: Solve for x
    x = 12,387,279,141,926,353,240,064/126,103,329,057.15
  6. Step 6: Final answer
    x = 98,231,182,590.85

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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.