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Finding the Third Proportional to 109,705,861 and 228,491,780

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Solution

The third proportional to 109,705,861 and 228,491,780 is: 475,895,207.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,705,861 : 228,491,780 = 228,491,780 : x
  2. Step 2: Convert to fraction form
    109,705,861/228,491,780 = 228,491,780/x
  3. Step 3: Cross multiply
    109,705,861x = 228,491,780 × 228,491,780
  4. Step 4: Simplify right side
    109,705,861x = 52,208,493,527,568,400
  5. Step 5: Solve for x
    x = 52,208,493,527,568,400/109,705,861
  6. Step 6: Final answer
    x = 475,895,207.89

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.