Home / 198,153,002.80-297,229,504.20-167,542,001.20

Finding the Fourth Proportional to 198,153,002.80, 297,229,504.20 and 167,542,001.20

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Solution

The fourth proportional to 198,153,002.80, 297,229,504.20 and 167,542,001.20 is: 251,313,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,153,002.80 : 297,229,504.20 = 167,542,001.20 : x
  2. Step 2: Convert to fraction form
    198,153,002.80/297,229,504.20 = 167,542,001.20/x
  3. Step 3: Cross multiply
    198,153,002.80x = 297,229,504.20 × 167,542,001.20
  4. Step 4: Simplify right side
    198,153,002.80x = 49,798,425,949,351,800
  5. Step 5: Solve for x
    x = 49,798,425,949,351,800/198,153,002.80
  6. Step 6: Final answer
    x = 251,313,001.80

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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.