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Finding the Third Proportional to 3,579,606,438 and 7,261,280,916

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Solution

The third proportional to 3,579,606,438 and 7,261,280,916 is: 14,729,608,255.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579,606,438 : 7,261,280,916 = 7,261,280,916 : x
  2. Step 2: Convert to fraction form
    3,579,606,438/7,261,280,916 = 7,261,280,916/x
  3. Step 3: Cross multiply
    3,579,606,438x = 7,261,280,916 × 7,261,280,916
  4. Step 4: Simplify right side
    3,579,606,438x = 52,726,200,541,065,797,632
  5. Step 5: Solve for x
    x = 52,726,200,541,065,797,632/3,579,606,438
  6. Step 6: Final answer
    x = 14,729,608,255.63

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.