Home / 263,016,290.64-362,665,455.24-196,724,339.76

Finding the Fourth Proportional to 263,016,290.64, 362,665,455.24 and 196,724,339.76

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Solution

The fourth proportional to 263,016,290.64, 362,665,455.24 and 196,724,339.76 is: 271,257,426.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,016,290.64 : 362,665,455.24 = 196,724,339.76 : x
  2. Step 2: Convert to fraction form
    263,016,290.64/362,665,455.24 = 196,724,339.76/x
  3. Step 3: Cross multiply
    263,016,290.64x = 362,665,455.24 × 196,724,339.76
  4. Step 4: Simplify right side
    263,016,290.64x = 71,345,122,235,848,832
  5. Step 5: Solve for x
    x = 71,345,122,235,848,832/263,016,290.64
  6. Step 6: Final answer
    x = 271,257,426.92

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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.