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Finding the Third Proportional to 103,469,948 and 143,865,244

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Solution

The third proportional to 103,469,948 and 143,865,244 is: 200,031,108.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,469,948 : 143,865,244 = 143,865,244 : x
  2. Step 2: Convert to fraction form
    103,469,948/143,865,244 = 143,865,244/x
  3. Step 3: Cross multiply
    103,469,948x = 143,865,244 × 143,865,244
  4. Step 4: Simplify right side
    103,469,948x = 20,697,208,431,179,536
  5. Step 5: Solve for x
    x = 20,697,208,431,179,536/103,469,948
  6. Step 6: Final answer
    x = 200,031,108.85

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.