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Finding the Third Proportional to 38,744,364 and 81,504,168

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Solution

The third proportional to 38,744,364 and 81,504,168 is: 171,455,373.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,744,364 : 81,504,168 = 81,504,168 : x
  2. Step 2: Convert to fraction form
    38,744,364/81,504,168 = 81,504,168/x
  3. Step 3: Cross multiply
    38,744,364x = 81,504,168 × 81,504,168
  4. Step 4: Simplify right side
    38,744,364x = 6,642,929,401,372,224
  5. Step 5: Solve for x
    x = 6,642,929,401,372,224/38,744,364
  6. Step 6: Final answer
    x = 171,455,373.52

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.