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Finding the Third Proportional to 20,238,352,740 and 30,238,486,083

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Solution

The third proportional to 20,238,352,740 and 30,238,486,083 is: 45,179,864,801.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,238,352,740 : 30,238,486,083 = 30,238,486,083 : x
  2. Step 2: Convert to fraction form
    20,238,352,740/30,238,486,083 = 30,238,486,083/x
  3. Step 3: Cross multiply
    20,238,352,740x = 30,238,486,083 × 30,238,486,083
  4. Step 4: Simplify right side
    20,238,352,740x = 914,366,040,591,784,738,816
  5. Step 5: Solve for x
    x = 914,366,040,591,784,738,816/20,238,352,740
  6. Step 6: Final answer
    x = 45,179,864,801.18

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.