Home / 132,284,879.52-198,414,489.96-40,169,415.30

Finding the Fourth Proportional to 132,284,879.52, 198,414,489.96 and 40,169,415.30

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Solution

The fourth proportional to 132,284,879.52, 198,414,489.96 and 40,169,415.30 is: 60,250,227.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,284,879.52 : 198,414,489.96 = 40,169,415.30 : x
  2. Step 2: Convert to fraction form
    132,284,879.52/198,414,489.96 = 40,169,415.30/x
  3. Step 3: Cross multiply
    132,284,879.52x = 198,414,489.96 × 40,169,415.30
  4. Step 4: Simplify right side
    132,284,879.52x = 7,970,194,048,740,920
  5. Step 5: Solve for x
    x = 7,970,194,048,740,920/132,284,879.52
  6. Step 6: Final answer
    x = 60,250,227.22

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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.