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Finding the Third Proportional to 418,927,951 and 888,921,340

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Solution

The third proportional to 418,927,951 and 888,921,340 is: 1,886,198,203.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,927,951 : 888,921,340 = 888,921,340 : x
  2. Step 2: Convert to fraction form
    418,927,951/888,921,340 = 888,921,340/x
  3. Step 3: Cross multiply
    418,927,951x = 888,921,340 × 888,921,340
  4. Step 4: Simplify right side
    418,927,951x = 790,181,148,707,395,584
  5. Step 5: Solve for x
    x = 790,181,148,707,395,584/418,927,951
  6. Step 6: Final answer
    x = 1,886,198,203.82

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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.