Home / 254,474,380.22-351,176,053.03-142,969,922.78

Finding the Fourth Proportional to 254,474,380.22, 351,176,053.03 and 142,969,922.78

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Solution

The fourth proportional to 254,474,380.22, 351,176,053.03 and 142,969,922.78 is: 197,299,284.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,474,380.22 : 351,176,053.03 = 142,969,922.78 : x
  2. Step 2: Convert to fraction form
    254,474,380.22/351,176,053.03 = 142,969,922.78/x
  3. Step 3: Cross multiply
    254,474,380.22x = 351,176,053.03 × 142,969,922.78
  4. Step 4: Simplify right side
    254,474,380.22x = 50,207,613,181,770,976
  5. Step 5: Solve for x
    x = 50,207,613,181,770,976/254,474,380.22
  6. Step 6: Final answer
    x = 197,299,284.66

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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.