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Finding the Third Proportional to 37,055,556 and 81,649,944

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Solution

The third proportional to 37,055,556 and 81,649,944 is: 179,911,302.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,055,556 : 81,649,944 = 81,649,944 : x
  2. Step 2: Convert to fraction form
    37,055,556/81,649,944 = 81,649,944/x
  3. Step 3: Cross multiply
    37,055,556x = 81,649,944 × 81,649,944
  4. Step 4: Simplify right side
    37,055,556x = 6,666,713,355,203,136
  5. Step 5: Solve for x
    x = 6,666,713,355,203,136/37,055,556
  6. Step 6: Final answer
    x = 179,911,302.78

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.