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Finding the Third Proportional to 3,449,893,780 and 7,504,244,620

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Solution

The third proportional to 3,449,893,780 and 7,504,244,620 is: 16,323,310,486.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,449,893,780 : 7,504,244,620 = 7,504,244,620 : x
  2. Step 2: Convert to fraction form
    3,449,893,780/7,504,244,620 = 7,504,244,620/x
  3. Step 3: Cross multiply
    3,449,893,780x = 7,504,244,620 × 7,504,244,620
  4. Step 4: Simplify right side
    3,449,893,780x = 56,313,687,316,798,947,328
  5. Step 5: Solve for x
    x = 56,313,687,316,798,947,328/3,449,893,780
  6. Step 6: Final answer
    x = 16,323,310,486.62

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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.