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Finding the Third Proportional to 3,713,543,755 and 5,555,592,129

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Solution

The third proportional to 3,713,543,755 and 5,555,592,129 is: 8,311,361,314.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,713,543,755 : 5,555,592,129 = 5,555,592,129 : x
  2. Step 2: Convert to fraction form
    3,713,543,755/5,555,592,129 = 5,555,592,129/x
  3. Step 3: Cross multiply
    3,713,543,755x = 5,555,592,129 × 5,555,592,129
  4. Step 4: Simplify right side
    3,713,543,755x = 30,864,603,903,806,750,720
  5. Step 5: Solve for x
    x = 30,864,603,903,806,750,720/3,713,543,755
  6. Step 6: Final answer
    x = 8,311,361,314.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.