Home / 132,138,266.10-198,207,399.15-104,928,486.90

Finding the Fourth Proportional to 132,138,266.10, 198,207,399.15 and 104,928,486.90

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Solution

The fourth proportional to 132,138,266.10, 198,207,399.15 and 104,928,486.90 is: 157,392,730.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,138,266.10 : 198,207,399.15 = 104,928,486.90 : x
  2. Step 2: Convert to fraction form
    132,138,266.10/198,207,399.15 = 104,928,486.90/x
  3. Step 3: Cross multiply
    132,138,266.10x = 198,207,399.15 × 104,928,486.90
  4. Step 4: Simplify right side
    132,138,266.10x = 20,797,602,485,193,848
  5. Step 5: Solve for x
    x = 20,797,602,485,193,848/132,138,266.10
  6. Step 6: Final answer
    x = 157,392,730.35

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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.