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Finding the Third Proportional to 395,873,334 and 853,053,867

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Solution

The third proportional to 395,873,334 and 853,053,867 is: 1,838,216,513.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,873,334 : 853,053,867 = 853,053,867 : x
  2. Step 2: Convert to fraction form
    395,873,334/853,053,867 = 853,053,867/x
  3. Step 3: Cross multiply
    395,873,334x = 853,053,867 × 853,053,867
  4. Step 4: Simplify right side
    395,873,334x = 727,700,900,003,653,632
  5. Step 5: Solve for x
    x = 727,700,900,003,653,632/395,873,334
  6. Step 6: Final answer
    x = 1,838,216,513.98

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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.