Home / 299,583,560.20-448,380,012.30-217,469,000.20

Finding the Fourth Proportional to 299,583,560.20, 448,380,012.30 and 217,469,000.20

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Solution

The fourth proportional to 299,583,560.20, 448,380,012.30 and 217,469,000.20 is: 325,480,987.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,583,560.20 : 448,380,012.30 = 217,469,000.20 : x
  2. Step 2: Convert to fraction form
    299,583,560.20/448,380,012.30 = 217,469,000.20/x
  3. Step 3: Cross multiply
    299,583,560.20x = 448,380,012.30 × 217,469,000.20
  4. Step 4: Simplify right side
    299,583,560.20x = 97,508,752,984,544,704
  5. Step 5: Solve for x
    x = 97,508,752,984,544,704/299,583,560.20
  6. Step 6: Final answer
    x = 325,480,987.41

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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.