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Finding the Third Proportional to 33,888,290 and 74,245,660

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Solution

The third proportional to 33,888,290 and 74,245,660 is: 162,664,390.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,888,290 : 74,245,660 = 74,245,660 : x
  2. Step 2: Convert to fraction form
    33,888,290/74,245,660 = 74,245,660/x
  3. Step 3: Cross multiply
    33,888,290x = 74,245,660 × 74,245,660
  4. Step 4: Simplify right side
    33,888,290x = 5,512,418,028,835,600
  5. Step 5: Solve for x
    x = 5,512,418,028,835,600/33,888,290
  6. Step 6: Final answer
    x = 162,664,390.23

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.