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Finding the Third Proportional to 86,713,917 and 124,638,334.50

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Solution

The third proportional to 86,713,917 and 124,638,334.50 is: 179,149,033.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,713,917 : 124,638,334.50 = 124,638,334.50 : x
  2. Step 2: Convert to fraction form
    86,713,917/124,638,334.50 = 124,638,334.50/x
  3. Step 3: Cross multiply
    86,713,917x = 124,638,334.50 × 124,638,334.50
  4. Step 4: Simplify right side
    86,713,917x = 15,534,714,426,933,890
  5. Step 5: Solve for x
    x = 15,534,714,426,933,890/86,713,917
  6. Step 6: Final answer
    x = 179,149,033.56

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.