Home / 54,322,294,778.82-74,964,770,399.68-30,235,799,486.16

Finding the Fourth Proportional to 54,322,294,778.82, 74,964,770,399.68 and 30,235,799,486.16

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Solution

The fourth proportional to 54,322,294,778.82, 74,964,770,399.68 and 30,235,799,486.16 is: 41,725,405,297.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,322,294,778.82 : 74,964,770,399.68 = 30,235,799,486.16 : x
  2. Step 2: Convert to fraction form
    54,322,294,778.82/74,964,770,399.68 = 30,235,799,486.16/x
  3. Step 3: Cross multiply
    54,322,294,778.82x = 74,964,770,399.68 × 30,235,799,486.16
  4. Step 4: Simplify right side
    54,322,294,778.82x = 2,266,619,766,330,746,732,544
  5. Step 5: Solve for x
    x = 2,266,619,766,330,746,732,544/54,322,294,778.82
  6. Step 6: Final answer
    x = 41,725,405,297.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.