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Finding the Third Proportional to 86,136,170 and 132,397,521

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Solution

The third proportional to 86,136,170 and 132,397,521 is: 203,504,562.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,136,170 : 132,397,521 = 132,397,521 : x
  2. Step 2: Convert to fraction form
    86,136,170/132,397,521 = 132,397,521/x
  3. Step 3: Cross multiply
    86,136,170x = 132,397,521 × 132,397,521
  4. Step 4: Simplify right side
    86,136,170x = 17,529,103,566,945,440
  5. Step 5: Solve for x
    x = 17,529,103,566,945,440/86,136,170
  6. Step 6: Final answer
    x = 203,504,562.22

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.