Home / 132,284,866.78-198,414,471.14-40,169,402.73

Finding the Fourth Proportional to 132,284,866.78, 198,414,471.14 and 40,169,402.73

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Solution

The fourth proportional to 132,284,866.78, 198,414,471.14 and 40,169,402.73 is: 60,250,208.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,284,866.78 : 198,414,471.14 = 40,169,402.73 : x
  2. Step 2: Convert to fraction form
    132,284,866.78/198,414,471.14 = 40,169,402.73/x
  3. Step 3: Cross multiply
    132,284,866.78x = 198,414,471.14 × 40,169,402.73
  4. Step 4: Simplify right side
    132,284,866.78x = 7,970,190,798,481,774
  5. Step 5: Solve for x
    x = 7,970,190,798,481,774/132,284,866.78
  6. Step 6: Final answer
    x = 60,250,208.45

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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.