Home / 198,504,381.55-273,943,604.81-110,404,749.78

Finding the Fourth Proportional to 198,504,381.55, 273,943,604.81 and 110,404,749.78

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Solution

The fourth proportional to 198,504,381.55, 273,943,604.81 and 110,404,749.78 is: 152,362,758.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,504,381.55 : 273,943,604.81 = 110,404,749.78 : x
  2. Step 2: Convert to fraction form
    198,504,381.55/273,943,604.81 = 110,404,749.78/x
  3. Step 3: Cross multiply
    198,504,381.55x = 273,943,604.81 × 110,404,749.78
  4. Step 4: Simplify right side
    198,504,381.55x = 30,244,675,142,879,256
  5. Step 5: Solve for x
    x = 30,244,675,142,879,256/198,504,381.55
  6. Step 6: Final answer
    x = 152,362,758.48

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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.