Home / 126,170,689.11-189,254,511.31-32,789,387.74

Finding the Fourth Proportional to 126,170,689.11, 189,254,511.31 and 32,789,387.74

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Solution

The fourth proportional to 126,170,689.11, 189,254,511.31 and 32,789,387.74 is: 49,183,685.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,170,689.11 : 189,254,511.31 = 32,789,387.74 : x
  2. Step 2: Convert to fraction form
    126,170,689.11/189,254,511.31 = 32,789,387.74/x
  3. Step 3: Cross multiply
    126,170,689.11x = 189,254,511.31 × 32,789,387.74
  4. Step 4: Simplify right side
    126,170,689.11x = 6,205,539,552,887,805
  5. Step 5: Solve for x
    x = 6,205,539,552,887,805/126,170,689.11
  6. Step 6: Final answer
    x = 49,183,685.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.