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Finding the Third Proportional to 15,077,518,864 and 33,145,987,680

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Solution

The third proportional to 15,077,518,864 and 33,145,987,680 is: 72,867,194,476.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,077,518,864 : 33,145,987,680 = 33,145,987,680 : x
  2. Step 2: Convert to fraction form
    15,077,518,864/33,145,987,680 = 33,145,987,680/x
  3. Step 3: Cross multiply
    15,077,518,864x = 33,145,987,680 × 33,145,987,680
  4. Step 4: Simplify right side
    15,077,518,864x = 1,098,656,499,282,711,805,952
  5. Step 5: Solve for x
    x = 1,098,656,499,282,711,805,952/15,077,518,864
  6. Step 6: Final answer
    x = 72,867,194,476.27

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.