Home / 132,045,000.40-198,067,500.60-63,894,581.20

Finding the Fourth Proportional to 132,045,000.40, 198,067,500.60 and 63,894,581.20

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Solution

The fourth proportional to 132,045,000.40, 198,067,500.60 and 63,894,581.20 is: 95,841,871.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,045,000.40 : 198,067,500.60 = 63,894,581.20 : x
  2. Step 2: Convert to fraction form
    132,045,000.40/198,067,500.60 = 63,894,581.20/x
  3. Step 3: Cross multiply
    132,045,000.40x = 198,067,500.60 × 63,894,581.20
  4. Step 4: Simplify right side
    132,045,000.40x = 12,655,440,000,167,748
  5. Step 5: Solve for x
    x = 12,655,440,000,167,748/132,045,000.40
  6. Step 6: Final answer
    x = 95,841,871.80

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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.