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Finding the Third Proportional to 3,951,677,357.40 and 8,627,490,683.00

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Solution

The third proportional to 3,951,677,357.40 and 8,627,490,683.00 is: 18,835,949,586.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,951,677,357.40 : 8,627,490,683.00 = 8,627,490,683.00 : x
  2. Step 2: Convert to fraction form
    3,951,677,357.40/8,627,490,683.00 = 8,627,490,683.00/x
  3. Step 3: Cross multiply
    3,951,677,357.40x = 8,627,490,683.00 × 8,627,490,683.00
  4. Step 4: Simplify right side
    3,951,677,357.40x = 74,433,595,485,231,104,000
  5. Step 5: Solve for x
    x = 74,433,595,485,231,104,000/3,951,677,357.40
  6. Step 6: Final answer
    x = 18,835,949,586.27

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.