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Finding the Third Proportional to 121,025,844 and 181,662,669

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Solution

The third proportional to 121,025,844 and 181,662,669 is: 272,679,984.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,025,844 : 181,662,669 = 181,662,669 : x
  2. Step 2: Convert to fraction form
    121,025,844/181,662,669 = 181,662,669/x
  3. Step 3: Cross multiply
    121,025,844x = 181,662,669 × 181,662,669
  4. Step 4: Simplify right side
    121,025,844x = 33,001,325,308,203,560
  5. Step 5: Solve for x
    x = 33,001,325,308,203,560/121,025,844
  6. Step 6: Final answer
    x = 272,679,984.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.