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Finding the Third Proportional to 3,956,711,814 and 6,121,005,975

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Solution

The third proportional to 3,956,711,814 and 6,121,005,975 is: 9,469,154,163.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,956,711,814 : 6,121,005,975 = 6,121,005,975 : x
  2. Step 2: Convert to fraction form
    3,956,711,814/6,121,005,975 = 6,121,005,975/x
  3. Step 3: Cross multiply
    3,956,711,814x = 6,121,005,975 × 6,121,005,975
  4. Step 4: Simplify right side
    3,956,711,814x = 37,466,714,145,985,699,840
  5. Step 5: Solve for x
    x = 37,466,714,145,985,699,840/3,956,711,814
  6. Step 6: Final answer
    x = 9,469,154,163.17

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.