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Finding the Third Proportional to 28,469,048,772 and 61,222,591,494.75

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Solution

The third proportional to 28,469,048,772 and 61,222,591,494.75 is: 131,658,972,498.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,469,048,772 : 61,222,591,494.75 = 61,222,591,494.75 : x
  2. Step 2: Convert to fraction form
    28,469,048,772/61,222,591,494.75 = 61,222,591,494.75/x
  3. Step 3: Cross multiply
    28,469,048,772x = 61,222,591,494.75 × 61,222,591,494.75
  4. Step 4: Simplify right side
    28,469,048,772x = 3,748,205,709,333,034,958,848
  5. Step 5: Solve for x
    x = 3,748,205,709,333,034,958,848/28,469,048,772
  6. Step 6: Final answer
    x = 131,658,972,498.56

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.