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Finding the Third Proportional to 250,797,718.13 and 387,379,275.19

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Solution

The third proportional to 250,797,718.13 and 387,379,275.19 is: 598,341,579.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,797,718.13 : 387,379,275.19 = 387,379,275.19 : x
  2. Step 2: Convert to fraction form
    250,797,718.13/387,379,275.19 = 387,379,275.19/x
  3. Step 3: Cross multiply
    250,797,718.13x = 387,379,275.19 × 387,379,275.19
  4. Step 4: Simplify right side
    250,797,718.13x = 150,062,702,844,792,864
  5. Step 5: Solve for x
    x = 150,062,702,844,792,864/250,797,718.13
  6. Step 6: Final answer
    x = 598,341,579.69

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.