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Finding the Third Proportional to 3,845,041,987 and 7,893,921,122

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Solution

The third proportional to 3,845,041,987 and 7,893,921,122 is: 16,206,322,555.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,845,041,987 : 7,893,921,122 = 7,893,921,122 : x
  2. Step 2: Convert to fraction form
    3,845,041,987/7,893,921,122 = 7,893,921,122/x
  3. Step 3: Cross multiply
    3,845,041,987x = 7,893,921,122 × 7,893,921,122
  4. Step 4: Simplify right side
    3,845,041,987x = 62,313,990,680,357,740,544
  5. Step 5: Solve for x
    x = 62,313,990,680,357,740,544/3,845,041,987
  6. Step 6: Final answer
    x = 16,206,322,555.39

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.