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Finding the Third Proportional to 86,774,412 and 118,986,858

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Solution

The third proportional to 86,774,412 and 118,986,858 is: 163,157,226.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,774,412 : 118,986,858 = 118,986,858 : x
  2. Step 2: Convert to fraction form
    86,774,412/118,986,858 = 118,986,858/x
  3. Step 3: Cross multiply
    86,774,412x = 118,986,858 × 118,986,858
  4. Step 4: Simplify right side
    86,774,412x = 14,157,872,376,712,164
  5. Step 5: Solve for x
    x = 14,157,872,376,712,164/86,774,412
  6. Step 6: Final answer
    x = 163,157,226.31

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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.