Home / 132,876,541.20-199,314,811.80-122,126,998.80

Finding the Fourth Proportional to 132,876,541.20, 199,314,811.80 and 122,126,998.80

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Solution

The fourth proportional to 132,876,541.20, 199,314,811.80 and 122,126,998.80 is: 183,190,498.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,876,541.20 : 199,314,811.80 = 122,126,998.80 : x
  2. Step 2: Convert to fraction form
    132,876,541.20/199,314,811.80 = 122,126,998.80/x
  3. Step 3: Cross multiply
    132,876,541.20x = 199,314,811.80 × 122,126,998.80
  4. Step 4: Simplify right side
    132,876,541.20x = 24,341,719,781,520,828
  5. Step 5: Solve for x
    x = 24,341,719,781,520,828/132,876,541.20
  6. Step 6: Final answer
    x = 183,190,498.20

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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.