Home / 132,342,519.20-198,519,999.60-41,469,072.80

Finding the Fourth Proportional to 132,342,519.20, 198,519,999.60 and 41,469,072.80

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Solution

The fourth proportional to 132,342,519.20, 198,519,999.60 and 41,469,072.80 is: 62,205,558.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,342,519.20 : 198,519,999.60 = 41,469,072.80 : x
  2. Step 2: Convert to fraction form
    132,342,519.20/198,519,999.60 = 41,469,072.80/x
  3. Step 3: Cross multiply
    132,342,519.20x = 198,519,999.60 × 41,469,072.80
  4. Step 4: Simplify right side
    132,342,519.20x = 8,232,440,315,668,370
  5. Step 5: Solve for x
    x = 8,232,440,315,668,370/132,342,519.20
  6. Step 6: Final answer
    x = 62,205,558.47

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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.