Home / 148,203,001.28-204,453,070.92-89,446,884.32

Finding the Fourth Proportional to 148,203,001.28, 204,453,070.92 and 89,446,884.32

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Solution

The fourth proportional to 148,203,001.28, 204,453,070.92 and 89,446,884.32 is: 123,396,220.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,203,001.28 : 204,453,070.92 = 89,446,884.32 : x
  2. Step 2: Convert to fraction form
    148,203,001.28/204,453,070.92 = 89,446,884.32/x
  3. Step 3: Cross multiply
    148,203,001.28x = 204,453,070.92 × 89,446,884.32
  4. Step 4: Simplify right side
    148,203,001.28x = 18,287,690,183,449,992
  5. Step 5: Solve for x
    x = 18,287,690,183,449,992/148,203,001.28
  6. Step 6: Final answer
    x = 123,396,220.22

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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.