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Finding the Third Proportional to 8,770,858,606 and 18,939,639,962

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Solution

The third proportional to 8,770,858,606 and 18,939,639,962 is: 40,897,930,066.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,770,858,606 : 18,939,639,962 = 18,939,639,962 : x
  2. Step 2: Convert to fraction form
    8,770,858,606/18,939,639,962 = 18,939,639,962/x
  3. Step 3: Cross multiply
    8,770,858,606x = 18,939,639,962 × 18,939,639,962
  4. Step 4: Simplify right side
    8,770,858,606x = 358,709,961,890,187,378,688
  5. Step 5: Solve for x
    x = 358,709,961,890,187,378,688/8,770,858,606
  6. Step 6: Final answer
    x = 40,897,930,066.37

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.