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Finding the Third Proportional to 121,589,775 and 179,168,679

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Solution

The third proportional to 121,589,775 and 179,168,679 is: 264,014,104.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,589,775 : 179,168,679 = 179,168,679 : x
  2. Step 2: Convert to fraction form
    121,589,775/179,168,679 = 179,168,679/x
  3. Step 3: Cross multiply
    121,589,775x = 179,168,679 × 179,168,679
  4. Step 4: Simplify right side
    121,589,775x = 32,101,415,534,605,040
  5. Step 5: Solve for x
    x = 32,101,415,534,605,040/121,589,775
  6. Step 6: Final answer
    x = 264,014,104.27

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.