Home / 143,694,000.20-215,541,000.30-67,024,778.60

Finding the Fourth Proportional to 143,694,000.20, 215,541,000.30 and 67,024,778.60

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Solution

The fourth proportional to 143,694,000.20, 215,541,000.30 and 67,024,778.60 is: 100,537,167.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,694,000.20 : 215,541,000.30 = 67,024,778.60 : x
  2. Step 2: Convert to fraction form
    143,694,000.20/215,541,000.30 = 67,024,778.60/x
  3. Step 3: Cross multiply
    143,694,000.20x = 215,541,000.30 × 67,024,778.60
  4. Step 4: Simplify right side
    143,694,000.20x = 14,446,587,824,330,034
  5. Step 5: Solve for x
    x = 14,446,587,824,330,034/143,694,000.20
  6. Step 6: Final answer
    x = 100,537,167.90

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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.