Home / 274,478,200.38-378,780,373.17-150,726,717.90

Finding the Fourth Proportional to 274,478,200.38, 378,780,373.17 and 150,726,717.90

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Solution

The fourth proportional to 274,478,200.38, 378,780,373.17 and 150,726,717.90 is: 208,003,121.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,478,200.38 : 378,780,373.17 = 150,726,717.90 : x
  2. Step 2: Convert to fraction form
    274,478,200.38/378,780,373.17 = 150,726,717.90/x
  3. Step 3: Cross multiply
    274,478,200.38x = 378,780,373.17 × 150,726,717.90
  4. Step 4: Simplify right side
    274,478,200.38x = 57,092,322,452,851,320
  5. Step 5: Solve for x
    x = 57,092,322,452,851,320/274,478,200.38
  6. Step 6: Final answer
    x = 208,003,121.46

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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.