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Finding the Third Proportional to 418,927,907 and 888,921,252

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Solution

The third proportional to 418,927,907 and 888,921,252 is: 1,886,198,028.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,927,907 : 888,921,252 = 888,921,252 : x
  2. Step 2: Convert to fraction form
    418,927,907/888,921,252 = 888,921,252/x
  3. Step 3: Cross multiply
    418,927,907x = 888,921,252 × 888,921,252
  4. Step 4: Simplify right side
    418,927,907x = 790,180,992,257,247,488
  5. Step 5: Solve for x
    x = 790,180,992,257,247,488/418,927,907
  6. Step 6: Final answer
    x = 1,886,198,028.48

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.