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Finding the Third Proportional to 412,186,346 and 888,940,942

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Solution

The third proportional to 412,186,346 and 888,940,942 is: 1,917,132,884.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,186,346 : 888,940,942 = 888,940,942 : x
  2. Step 2: Convert to fraction form
    412,186,346/888,940,942 = 888,940,942/x
  3. Step 3: Cross multiply
    412,186,346x = 888,940,942 × 888,940,942
  4. Step 4: Simplify right side
    412,186,346x = 790,215,998,363,847,424
  5. Step 5: Solve for x
    x = 790,215,998,363,847,424/412,186,346
  6. Step 6: Final answer
    x = 1,917,132,884.27

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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.