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Finding the Third Proportional to 57,716,814 and 126,976,860

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Solution

The third proportional to 57,716,814 and 126,976,860 is: 279,348,804.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,716,814 : 126,976,860 = 126,976,860 : x
  2. Step 2: Convert to fraction form
    57,716,814/126,976,860 = 126,976,860/x
  3. Step 3: Cross multiply
    57,716,814x = 126,976,860 × 126,976,860
  4. Step 4: Simplify right side
    57,716,814x = 16,123,122,975,459,600
  5. Step 5: Solve for x
    x = 16,123,122,975,459,600/57,716,814
  6. Step 6: Final answer
    x = 279,348,804.24

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.