Home / 260,976,665.96-360,158,175.78-143,511,626.60

Finding the Fourth Proportional to 260,976,665.96, 360,158,175.78 and 143,511,626.60

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Solution

The fourth proportional to 260,976,665.96, 360,158,175.78 and 143,511,626.60 is: 198,051,750.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,976,665.96 : 360,158,175.78 = 143,511,626.60 : x
  2. Step 2: Convert to fraction form
    260,976,665.96/360,158,175.78 = 143,511,626.60/x
  3. Step 3: Cross multiply
    260,976,665.96x = 360,158,175.78 × 143,511,626.60
  4. Step 4: Simplify right side
    260,976,665.96x = 51,686,885,639,476,520
  5. Step 5: Solve for x
    x = 51,686,885,639,476,520/260,976,665.96
  6. Step 6: Final answer
    x = 198,051,750.91

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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.