Home / 222,933,474.64-307,651,996.92-122,466,147.04

Finding the Fourth Proportional to 222,933,474.64, 307,651,996.92 and 122,466,147.04

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Solution

The fourth proportional to 222,933,474.64, 307,651,996.92 and 122,466,147.04 is: 169,005,371.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,933,474.64 : 307,651,996.92 = 122,466,147.04 : x
  2. Step 2: Convert to fraction form
    222,933,474.64/307,651,996.92 = 122,466,147.04/x
  3. Step 3: Cross multiply
    222,933,474.64x = 307,651,996.92 × 122,466,147.04
  4. Step 4: Simplify right side
    222,933,474.64x = 37,676,954,691,954,352
  5. Step 5: Solve for x
    x = 37,676,954,691,954,352/222,933,474.64
  6. Step 6: Final answer
    x = 169,005,371.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.