Home / 133,625,840.40-200,438,760.60-112,102,479.90

Finding the Fourth Proportional to 133,625,840.40, 200,438,760.60 and 112,102,479.90

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Solution

The fourth proportional to 133,625,840.40, 200,438,760.60 and 112,102,479.90 is: 168,153,719.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,625,840.40 : 200,438,760.60 = 112,102,479.90 : x
  2. Step 2: Convert to fraction form
    133,625,840.40/200,438,760.60 = 112,102,479.90/x
  3. Step 3: Cross multiply
    133,625,840.40x = 200,438,760.60 × 112,102,479.90
  4. Step 4: Simplify right side
    133,625,840.40x = 22,469,682,131,342,412
  5. Step 5: Solve for x
    x = 22,469,682,131,342,412/133,625,840.40
  6. Step 6: Final answer
    x = 168,153,719.85

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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.