Home / 135,040,053.03-186,356,167.88-73,160,391.60

Finding the Fourth Proportional to 135,040,053.03, 186,356,167.88 and 73,160,391.60

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Solution

The fourth proportional to 135,040,053.03, 186,356,167.88 and 73,160,391.60 is: 100,961,825.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,040,053.03 : 186,356,167.88 = 73,160,391.60 : x
  2. Step 2: Convert to fraction form
    135,040,053.03/186,356,167.88 = 73,160,391.60/x
  3. Step 3: Cross multiply
    135,040,053.03x = 186,356,167.88 × 73,160,391.60
  4. Step 4: Simplify right side
    135,040,053.03x = 13,633,890,218,810,338
  5. Step 5: Solve for x
    x = 13,633,890,218,810,338/135,040,053.03
  6. Step 6: Final answer
    x = 100,961,825.12

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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.