Home / 132,208,735.94-198,180,070.85-54,542,286.08

Finding the Fourth Proportional to 132,208,735.94, 198,180,070.85 and 54,542,286.08

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Solution

The fourth proportional to 132,208,735.94, 198,180,070.85 and 54,542,286.08 is: 81,758,546.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,208,735.94 : 198,180,070.85 = 54,542,286.08 : x
  2. Step 2: Convert to fraction form
    132,208,735.94/198,180,070.85 = 54,542,286.08/x
  3. Step 3: Cross multiply
    132,208,735.94x = 198,180,070.85 × 54,542,286.08
  4. Step 4: Simplify right side
    132,208,735.94x = 10,809,194,118,391,758
  5. Step 5: Solve for x
    x = 10,809,194,118,391,758/132,208,735.94
  6. Step 6: Final answer
    x = 81,758,546.76

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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.