Home / 69,420,743,568.82-95,792,966,296.70-38,930,652,716.03

Finding the Fourth Proportional to 69,420,743,568.82, 95,792,966,296.70 and 38,930,652,716.03

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Solution

The fourth proportional to 69,420,743,568.82, 95,792,966,296.70 and 38,930,652,716.03 is: 53,720,005,171.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,420,743,568.82 : 95,792,966,296.70 = 38,930,652,716.03 : x
  2. Step 2: Convert to fraction form
    69,420,743,568.82/95,792,966,296.70 = 38,930,652,716.03/x
  3. Step 3: Cross multiply
    69,420,743,568.82x = 95,792,966,296.70 × 38,930,652,716.03
  4. Step 4: Simplify right side
    69,420,743,568.82x = 3,729,282,703,535,193,980,928
  5. Step 5: Solve for x
    x = 3,729,282,703,535,193,980,928/69,420,743,568.82
  6. Step 6: Final answer
    x = 53,720,005,171.63

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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.