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Finding the Third Proportional to 3,581,511,876 and 7,707,219,336

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Solution

The third proportional to 3,581,511,876 and 7,707,219,336 is: 16,585,518,057.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581,511,876 : 7,707,219,336 = 7,707,219,336 : x
  2. Step 2: Convert to fraction form
    3,581,511,876/7,707,219,336 = 7,707,219,336/x
  3. Step 3: Cross multiply
    3,581,511,876x = 7,707,219,336 × 7,707,219,336
  4. Step 4: Simplify right side
    3,581,511,876x = 59,401,229,893,212,282,880
  5. Step 5: Solve for x
    x = 59,401,229,893,212,282,880/3,581,511,876
  6. Step 6: Final answer
    x = 16,585,518,057.69

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.