Home / 137,717,287.20-206,527,650.48-40,647,094.56

Finding the Fourth Proportional to 137,717,287.20, 206,527,650.48 and 40,647,094.56

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Solution

The fourth proportional to 137,717,287.20, 206,527,650.48 and 40,647,094.56 is: 60,956,391.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,717,287.20 : 206,527,650.48 = 40,647,094.56 : x
  2. Step 2: Convert to fraction form
    137,717,287.20/206,527,650.48 = 40,647,094.56/x
  3. Step 3: Cross multiply
    137,717,287.20x = 206,527,650.48 × 40,647,094.56
  4. Step 4: Simplify right side
    137,717,287.20x = 8,394,748,938,315,189
  5. Step 5: Solve for x
    x = 8,394,748,938,315,189/137,717,287.20
  6. Step 6: Final answer
    x = 60,956,391.96

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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.