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Finding the Third Proportional to 239,601,714 and 342,396,396

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Solution

The third proportional to 239,601,714 and 342,396,396 is: 489,292,376.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,601,714 : 342,396,396 = 342,396,396 : x
  2. Step 2: Convert to fraction form
    239,601,714/342,396,396 = 342,396,396/x
  3. Step 3: Cross multiply
    239,601,714x = 342,396,396 × 342,396,396
  4. Step 4: Simplify right side
    239,601,714x = 117,235,291,993,788,816
  5. Step 5: Solve for x
    x = 117,235,291,993,788,816/239,601,714
  6. Step 6: Final answer
    x = 489,292,376.24

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.