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Finding the Third Proportional to 86,619,513 and 192,605,094

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Solution

The third proportional to 86,619,513 and 192,605,094 is: 428,272,117.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,619,513 : 192,605,094 = 192,605,094 : x
  2. Step 2: Convert to fraction form
    86,619,513/192,605,094 = 192,605,094/x
  3. Step 3: Cross multiply
    86,619,513x = 192,605,094 × 192,605,094
  4. Step 4: Simplify right side
    86,619,513x = 37,096,722,234,748,832
  5. Step 5: Solve for x
    x = 37,096,722,234,748,832/86,619,513
  6. Step 6: Final answer
    x = 428,272,117.33

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.