Home / 123,949,630.20-185,995,304.10-47,327,647.80

Finding the Fourth Proportional to 123,949,630.20, 185,995,304.10 and 47,327,647.80

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Solution

The fourth proportional to 123,949,630.20, 185,995,304.10 and 47,327,647.80 is: 71,018,527.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,949,630.20 : 185,995,304.10 = 47,327,647.80 : x
  2. Step 2: Convert to fraction form
    123,949,630.20/185,995,304.10 = 47,327,647.80/x
  3. Step 3: Cross multiply
    123,949,630.20x = 185,995,304.10 × 47,327,647.80
  4. Step 4: Simplify right side
    123,949,630.20x = 8,802,720,244,898,695
  5. Step 5: Solve for x
    x = 8,802,720,244,898,695/123,949,630.20
  6. Step 6: Final answer
    x = 71,018,527.69

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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.