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Finding the Third Proportional to 30,438,736 and 63,396,896

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Solution

The third proportional to 30,438,736 and 63,396,896 is: 132,041,173.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,438,736 : 63,396,896 = 63,396,896 : x
  2. Step 2: Convert to fraction form
    30,438,736/63,396,896 = 63,396,896/x
  3. Step 3: Cross multiply
    30,438,736x = 63,396,896 × 63,396,896
  4. Step 4: Simplify right side
    30,438,736x = 4,019,166,422,434,816
  5. Step 5: Solve for x
    x = 4,019,166,422,434,816/30,438,736
  6. Step 6: Final answer
    x = 132,041,173.54

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.