Home / 192,183,473.40-288,735,102.36-123,231,369.72

Finding the Fourth Proportional to 192,183,473.40, 288,735,102.36 and 123,231,369.72

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Solution

The fourth proportional to 192,183,473.40, 288,735,102.36 and 123,231,369.72 is: 185,141,945.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,183,473.40 : 288,735,102.36 = 123,231,369.72 : x
  2. Step 2: Convert to fraction form
    192,183,473.40/288,735,102.36 = 123,231,369.72/x
  3. Step 3: Cross multiply
    192,183,473.40x = 288,735,102.36 × 123,231,369.72
  4. Step 4: Simplify right side
    192,183,473.40x = 35,581,222,150,067,204
  5. Step 5: Solve for x
    x = 35,581,222,150,067,204/192,183,473.40
  6. Step 6: Final answer
    x = 185,141,945.46

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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.