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Finding the Third Proportional to 36,691,349 and 79,839,271

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Solution

The third proportional to 36,691,349 and 79,839,271 is: 173,727,850.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,691,349 : 79,839,271 = 79,839,271 : x
  2. Step 2: Convert to fraction form
    36,691,349/79,839,271 = 79,839,271/x
  3. Step 3: Cross multiply
    36,691,349x = 79,839,271 × 79,839,271
  4. Step 4: Simplify right side
    36,691,349x = 6,374,309,193,811,441
  5. Step 5: Solve for x
    x = 6,374,309,193,811,441/36,691,349
  6. Step 6: Final answer
    x = 173,727,850.50

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.