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Finding the Third Proportional to 86,806,743 and 187,242,654

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Solution

The third proportional to 86,806,743 and 187,242,654 is: 403,883,503.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,806,743 : 187,242,654 = 187,242,654 : x
  2. Step 2: Convert to fraction form
    86,806,743/187,242,654 = 187,242,654/x
  3. Step 3: Cross multiply
    86,806,743x = 187,242,654 × 187,242,654
  4. Step 4: Simplify right side
    86,806,743x = 35,059,811,476,963,716
  5. Step 5: Solve for x
    x = 35,059,811,476,963,716/86,806,743
  6. Step 6: Final answer
    x = 403,883,503.35

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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.