Home / 260,976,080.72-360,159,922.80-161,888,758.65

Finding the Fourth Proportional to 260,976,080.72, 360,159,922.80 and 161,888,758.65

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Solution

The fourth proportional to 260,976,080.72, 360,159,922.80 and 161,888,758.65 is: 223,414,508.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,976,080.72 : 360,159,922.80 = 161,888,758.65 : x
  2. Step 2: Convert to fraction form
    260,976,080.72/360,159,922.80 = 161,888,758.65/x
  3. Step 3: Cross multiply
    260,976,080.72x = 360,159,922.80 × 161,888,758.65
  4. Step 4: Simplify right side
    260,976,080.72x = 58,305,842,817,571,840
  5. Step 5: Solve for x
    x = 58,305,842,817,571,840/260,976,080.72
  6. Step 6: Final answer
    x = 223,414,508.55

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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.