Home / 67,145,522.20-100,768,049.70-49,229,618.20

Finding the Fourth Proportional to 67,145,522.20, 100,768,049.70 and 49,229,618.20

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Solution

The fourth proportional to 67,145,522.20, 100,768,049.70 and 49,229,618.20 is: 73,880,914.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,145,522.20 : 100,768,049.70 = 49,229,618.20 : x
  2. Step 2: Convert to fraction form
    67,145,522.20/100,768,049.70 = 49,229,618.20/x
  3. Step 3: Cross multiply
    67,145,522.20x = 100,768,049.70 × 49,229,618.20
  4. Step 4: Simplify right side
    67,145,522.20x = 4,960,772,613,489,625
  5. Step 5: Solve for x
    x = 4,960,772,613,489,625/67,145,522.20
  6. Step 6: Final answer
    x = 73,880,914.93

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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.