Home / 132,090,016.20-198,135,024.30-51,258,496.20

Finding the Fourth Proportional to 132,090,016.20, 198,135,024.30 and 51,258,496.20

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Solution

The fourth proportional to 132,090,016.20, 198,135,024.30 and 51,258,496.20 is: 76,887,744.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,090,016.20 : 198,135,024.30 = 51,258,496.20 : x
  2. Step 2: Convert to fraction form
    132,090,016.20/198,135,024.30 = 51,258,496.20/x
  3. Step 3: Cross multiply
    132,090,016.20x = 198,135,024.30 × 51,258,496.20
  4. Step 4: Simplify right side
    132,090,016.20x = 10,156,103,390,168,458
  5. Step 5: Solve for x
    x = 10,156,103,390,168,458/132,090,016.20
  6. Step 6: Final answer
    x = 76,887,744.30

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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.