Home / 126,170,690.11-189,254,512.81-32,789,388.74

Finding the Fourth Proportional to 126,170,690.11, 189,254,512.81 and 32,789,388.74

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Solution

The fourth proportional to 126,170,690.11, 189,254,512.81 and 32,789,388.74 is: 49,183,687.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,170,690.11 : 189,254,512.81 = 32,789,388.74 : x
  2. Step 2: Convert to fraction form
    126,170,690.11/189,254,512.81 = 32,789,388.74/x
  3. Step 3: Cross multiply
    126,170,690.11x = 189,254,512.81 × 32,789,388.74
  4. Step 4: Simplify right side
    126,170,690.11x = 6,205,539,791,326,400
  5. Step 5: Solve for x
    x = 6,205,539,791,326,400/126,170,690.11
  6. Step 6: Final answer
    x = 49,183,687.48

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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.