Home / 66,393,233.80-99,589,850.70-55,055,825.80

Finding the Fourth Proportional to 66,393,233.80, 99,589,850.70 and 55,055,825.80

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Solution

The fourth proportional to 66,393,233.80, 99,589,850.70 and 55,055,825.80 is: 82,583,738.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,393,233.80 : 99,589,850.70 = 55,055,825.80 : x
  2. Step 2: Convert to fraction form
    66,393,233.80/99,589,850.70 = 55,055,825.80/x
  3. Step 3: Cross multiply
    66,393,233.80x = 99,589,850.70 × 55,055,825.80
  4. Step 4: Simplify right side
    66,393,233.80x = 5,483,001,471,587,208
  5. Step 5: Solve for x
    x = 5,483,001,471,587,208/66,393,233.80
  6. Step 6: Final answer
    x = 82,583,738.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.