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Finding the Third Proportional to 7,074,873,128 and 15,143,597,792

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Solution

The third proportional to 7,074,873,128 and 15,143,597,792 is: 32,414,511,177.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,074,873,128 : 15,143,597,792 = 15,143,597,792 : x
  2. Step 2: Convert to fraction form
    7,074,873,128/15,143,597,792 = 15,143,597,792/x
  3. Step 3: Cross multiply
    7,074,873,128x = 15,143,597,792 × 15,143,597,792
  4. Step 4: Simplify right side
    7,074,873,128x = 229,328,554,085,867,290,624
  5. Step 5: Solve for x
    x = 229,328,554,085,867,290,624/7,074,873,128
  6. Step 6: Final answer
    x = 32,414,511,177.35

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.