Home / 460,647,844.20-635,538,808.66-262,268,976.78

Finding the Fourth Proportional to 460,647,844.20, 635,538,808.66 and 262,268,976.78

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Solution

The fourth proportional to 460,647,844.20, 635,538,808.66 and 262,268,976.78 is: 361,842,815.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,647,844.20 : 635,538,808.66 = 262,268,976.78 : x
  2. Step 2: Convert to fraction form
    460,647,844.20/635,538,808.66 = 262,268,976.78/x
  3. Step 3: Cross multiply
    460,647,844.20x = 635,538,808.66 × 262,268,976.78
  4. Step 4: Simplify right side
    460,647,844.20x = 166,682,113,051,238,400
  5. Step 5: Solve for x
    x = 166,682,113,051,238,400/460,647,844.20
  6. Step 6: Final answer
    x = 361,842,815.83

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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.