Home / 132,341,289.40-198,512,006.10-41,471,990.20

Finding the Fourth Proportional to 132,341,289.40, 198,512,006.10 and 41,471,990.20

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Solution

The fourth proportional to 132,341,289.40, 198,512,006.10 and 41,471,990.20 is: 62,208,007.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,341,289.40 : 198,512,006.10 = 41,471,990.20 : x
  2. Step 2: Convert to fraction form
    132,341,289.40/198,512,006.10 = 41,471,990.20/x
  3. Step 3: Cross multiply
    132,341,289.40x = 198,512,006.10 × 41,471,990.20
  4. Step 4: Simplify right side
    132,341,289.40x = 8,232,687,971,561,541
  5. Step 5: Solve for x
    x = 8,232,687,971,561,541/132,341,289.40
  6. Step 6: Final answer
    x = 62,208,007.86

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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.