Home / 321,372,200.74-443,498,496.36-180,274,698.34

Finding the Fourth Proportional to 321,372,200.74, 443,498,496.36 and 180,274,698.34

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Solution

The fourth proportional to 321,372,200.74, 443,498,496.36 and 180,274,698.34 is: 248,781,809.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,372,200.74 : 443,498,496.36 = 180,274,698.34 : x
  2. Step 2: Convert to fraction form
    321,372,200.74/443,498,496.36 = 180,274,698.34/x
  3. Step 3: Cross multiply
    321,372,200.74x = 443,498,496.36 × 180,274,698.34
  4. Step 4: Simplify right side
    321,372,200.74x = 79,951,557,645,542,592
  5. Step 5: Solve for x
    x = 79,951,557,645,542,592/321,372,200.74
  6. Step 6: Final answer
    x = 248,781,809.57

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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.