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Finding the Third Proportional to 73,777,221 and 108,271,887

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Solution

The third proportional to 73,777,221 and 108,271,887 is: 158,894,593.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,777,221 : 108,271,887 = 108,271,887 : x
  2. Step 2: Convert to fraction form
    73,777,221/108,271,887 = 108,271,887/x
  3. Step 3: Cross multiply
    73,777,221x = 108,271,887 × 108,271,887
  4. Step 4: Simplify right side
    73,777,221x = 11,722,801,514,540,768
  5. Step 5: Solve for x
    x = 11,722,801,514,540,768/73,777,221
  6. Step 6: Final answer
    x = 158,894,593.15

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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.