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Finding the Third Proportional to 79,049,674 and 171,293,023

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Solution

The third proportional to 79,049,674 and 171,293,023 is: 371,175,467.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,049,674 : 171,293,023 = 171,293,023 : x
  2. Step 2: Convert to fraction form
    79,049,674/171,293,023 = 171,293,023/x
  3. Step 3: Cross multiply
    79,049,674x = 171,293,023 × 171,293,023
  4. Step 4: Simplify right side
    79,049,674x = 29,341,299,728,478,528
  5. Step 5: Solve for x
    x = 29,341,299,728,478,528/79,049,674
  6. Step 6: Final answer
    x = 371,175,467.83

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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.