Home / 222,933,475.14-307,651,997.61-122,466,147.54

Finding the Fourth Proportional to 222,933,475.14, 307,651,997.61 and 122,466,147.54

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Solution

The fourth proportional to 222,933,475.14, 307,651,997.61 and 122,466,147.54 is: 169,005,372.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,933,475.14 : 307,651,997.61 = 122,466,147.54 : x
  2. Step 2: Convert to fraction form
    222,933,475.14/307,651,997.61 = 122,466,147.54/x
  3. Step 3: Cross multiply
    222,933,475.14x = 307,651,997.61 × 122,466,147.54
  4. Step 4: Simplify right side
    222,933,475.14x = 37,676,954,930,281,992
  5. Step 5: Solve for x
    x = 37,676,954,930,281,992/222,933,475.14
  6. Step 6: Final answer
    x = 169,005,372.15

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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.