Home / 254,976,694.54-381,673,333.22-138,101,768.62

Finding the Fourth Proportional to 254,976,694.54, 381,673,333.22 and 138,101,768.62

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Solution

The fourth proportional to 254,976,694.54, 381,673,333.22 and 138,101,768.62 is: 206,723,843.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,976,694.54 : 381,673,333.22 = 138,101,768.62 : x
  2. Step 2: Convert to fraction form
    254,976,694.54/381,673,333.22 = 138,101,768.62/x
  3. Step 3: Cross multiply
    254,976,694.54x = 381,673,333.22 × 138,101,768.62
  4. Step 4: Simplify right side
    254,976,694.54x = 52,709,762,352,772,608
  5. Step 5: Solve for x
    x = 52,709,762,352,772,608/254,976,694.54
  6. Step 6: Final answer
    x = 206,723,843.71

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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.