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Finding the Third Proportional to 121,212,444 and 181,958,634

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Solution

The third proportional to 121,212,444 and 181,958,634 is: 273,148,064.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,212,444 : 181,958,634 = 181,958,634 : x
  2. Step 2: Convert to fraction form
    121,212,444/181,958,634 = 181,958,634/x
  3. Step 3: Cross multiply
    121,212,444x = 181,958,634 × 181,958,634
  4. Step 4: Simplify right side
    121,212,444x = 33,108,944,487,145,956
  5. Step 5: Solve for x
    x = 33,108,944,487,145,956/121,212,444
  6. Step 6: Final answer
    x = 273,148,064.63

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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.