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Finding the Third Proportional to 86,601,304 and 188,447,912

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Solution

The third proportional to 86,601,304 and 188,447,912 is: 410,070,217.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,601,304 : 188,447,912 = 188,447,912 : x
  2. Step 2: Convert to fraction form
    86,601,304/188,447,912 = 188,447,912/x
  3. Step 3: Cross multiply
    86,601,304x = 188,447,912 × 188,447,912
  4. Step 4: Simplify right side
    86,601,304x = 35,512,615,537,159,744
  5. Step 5: Solve for x
    x = 35,512,615,537,159,744/86,601,304
  6. Step 6: Final answer
    x = 410,070,217.15

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.