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Finding the Third Proportional to 79,049,700 and 171,293,085

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Solution

The third proportional to 79,049,700 and 171,293,085 is: 371,175,614.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,049,700 : 171,293,085 = 171,293,085 : x
  2. Step 2: Convert to fraction form
    79,049,700/171,293,085 = 171,293,085/x
  3. Step 3: Cross multiply
    79,049,700x = 171,293,085 × 171,293,085
  4. Step 4: Simplify right side
    79,049,700x = 29,341,320,968,817,224
  5. Step 5: Solve for x
    x = 29,341,320,968,817,224/79,049,700
  6. Step 6: Final answer
    x = 371,175,614.44

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.