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Finding the Third Proportional to 86,682,567 and 118,862,859.75

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Solution

The third proportional to 86,682,567 and 118,862,859.75 is: 162,989,859.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,682,567 : 118,862,859.75 = 118,862,859.75 : x
  2. Step 2: Convert to fraction form
    86,682,567/118,862,859.75 = 118,862,859.75/x
  3. Step 3: Cross multiply
    86,682,567x = 118,862,859.75 × 118,862,859.75
  4. Step 4: Simplify right side
    86,682,567x = 14,128,379,427,948,170
  5. Step 5: Solve for x
    x = 14,128,379,427,948,170/86,682,567
  6. Step 6: Final answer
    x = 162,989,859.63

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.