Home / 132,100,046.60-198,150,069.90-123,596,990.60

Finding the Fourth Proportional to 132,100,046.60, 198,150,069.90 and 123,596,990.60

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Solution

The fourth proportional to 132,100,046.60, 198,150,069.90 and 123,596,990.60 is: 185,395,485.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,100,046.60 : 198,150,069.90 = 123,596,990.60 : x
  2. Step 2: Convert to fraction form
    132,100,046.60/198,150,069.90 = 123,596,990.60/x
  3. Step 3: Cross multiply
    132,100,046.60x = 198,150,069.90 × 123,596,990.60
  4. Step 4: Simplify right side
    132,100,046.60x = 24,490,752,326,819,644
  5. Step 5: Solve for x
    x = 24,490,752,326,819,644/132,100,046.60
  6. Step 6: Final answer
    x = 185,395,485.90

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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.