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Finding the Third Proportional to 3,079,384,560 and 4,449,179,880

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Solution

The third proportional to 3,079,384,560 and 4,449,179,880 is: 6,428,297,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079,384,560 : 4,449,179,880 = 4,449,179,880 : x
  2. Step 2: Convert to fraction form
    3,079,384,560/4,449,179,880 = 4,449,179,880/x
  3. Step 3: Cross multiply
    3,079,384,560x = 4,449,179,880 × 4,449,179,880
  4. Step 4: Simplify right side
    3,079,384,560x = 19,795,201,604,596,813,824
  5. Step 5: Solve for x
    x = 19,795,201,604,596,813,824/3,079,384,560
  6. Step 6: Final answer
    x = 6,428,297,998.80

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.