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Finding the Third Proportional to 814,885,778 and 1,765,147,610

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Solution

The third proportional to 814,885,778 and 1,765,147,610 is: 3,823,537,198.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,885,778 : 1,765,147,610 = 1,765,147,610 : x
  2. Step 2: Convert to fraction form
    814,885,778/1,765,147,610 = 1,765,147,610/x
  3. Step 3: Cross multiply
    814,885,778x = 1,765,147,610 × 1,765,147,610
  4. Step 4: Simplify right side
    814,885,778x = 3,115,746,085,088,712,192
  5. Step 5: Solve for x
    x = 3,115,746,085,088,712,192/814,885,778
  6. Step 6: Final answer
    x = 3,823,537,198.96

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.