Home / 132,040,220.40-198,060,330.60-83,572,801.20

Finding the Fourth Proportional to 132,040,220.40, 198,060,330.60 and 83,572,801.20

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Solution

The fourth proportional to 132,040,220.40, 198,060,330.60 and 83,572,801.20 is: 125,359,201.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,040,220.40 : 198,060,330.60 = 83,572,801.20 : x
  2. Step 2: Convert to fraction form
    132,040,220.40/198,060,330.60 = 83,572,801.20/x
  3. Step 3: Cross multiply
    132,040,220.40x = 198,060,330.60 × 83,572,801.20
  4. Step 4: Simplify right side
    132,040,220.40x = 16,552,456,634,840,076
  5. Step 5: Solve for x
    x = 16,552,456,634,840,076/132,040,220.40
  6. Step 6: Final answer
    x = 125,359,201.80

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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.