Home / 126,399,233.10-189,598,849.65-88,103,988.30

Finding the Fourth Proportional to 126,399,233.10, 189,598,849.65 and 88,103,988.30

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Solution

The fourth proportional to 126,399,233.10, 189,598,849.65 and 88,103,988.30 is: 132,155,982.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,399,233.10 : 189,598,849.65 = 88,103,988.30 : x
  2. Step 2: Convert to fraction form
    126,399,233.10/189,598,849.65 = 88,103,988.30/x
  3. Step 3: Cross multiply
    126,399,233.10x = 189,598,849.65 × 88,103,988.30
  4. Step 4: Simplify right side
    126,399,233.10x = 16,704,414,831,257,060
  5. Step 5: Solve for x
    x = 16,704,414,831,257,060/126,399,233.10
  6. Step 6: Final answer
    x = 132,155,982.45

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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.