Home / 126,103,329,062.16-174,022,481,676.40-71,182,062,363.20

Finding the Fourth Proportional to 126,103,329,062.16, 174,022,481,676.40 and 71,182,062,363.20

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Solution

The fourth proportional to 126,103,329,062.16, 174,022,481,676.40 and 71,182,062,363.20 is: 98,231,182,597.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,103,329,062.16 : 174,022,481,676.40 = 71,182,062,363.20 : x
  2. Step 2: Convert to fraction form
    126,103,329,062.16/174,022,481,676.40 = 71,182,062,363.20/x
  3. Step 3: Cross multiply
    126,103,329,062.16x = 174,022,481,676.40 × 71,182,062,363.20
  4. Step 4: Simplify right side
    126,103,329,062.16x = 12,387,279,143,288,333,926,400
  5. Step 5: Solve for x
    x = 12,387,279,143,288,333,926,400/126,103,329,062.16
  6. Step 6: Final answer
    x = 98,231,182,597.74

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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.