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Finding the Third Proportional to 331,268,368 and 717,744,892

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Solution

The third proportional to 331,268,368 and 717,744,892 is: 1,555,106,915.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,268,368 : 717,744,892 = 717,744,892 : x
  2. Step 2: Convert to fraction form
    331,268,368/717,744,892 = 717,744,892/x
  3. Step 3: Cross multiply
    331,268,368x = 717,744,892 × 717,744,892
  4. Step 4: Simplify right side
    331,268,368x = 515,157,729,992,091,648
  5. Step 5: Solve for x
    x = 515,157,729,992,091,648/331,268,368
  6. Step 6: Final answer
    x = 1,555,106,915.59

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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.