Home / 367,432,825.20-551,149,237.80-137,372,016.30

Finding the Fourth Proportional to 367,432,825.20, 551,149,237.80 and 137,372,016.30

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Solution

The fourth proportional to 367,432,825.20, 551,149,237.80 and 137,372,016.30 is: 206,058,024.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,432,825.20 : 551,149,237.80 = 137,372,016.30 : x
  2. Step 2: Convert to fraction form
    367,432,825.20/551,149,237.80 = 137,372,016.30/x
  3. Step 3: Cross multiply
    367,432,825.20x = 551,149,237.80 × 137,372,016.30
  4. Step 4: Simplify right side
    367,432,825.20x = 75,712,482,078,794,176
  5. Step 5: Solve for x
    x = 75,712,482,078,794,176/367,432,825.20
  6. Step 6: Final answer
    x = 206,058,024.45

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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.