Home / 263,056,069.80-394,584,104.70-109,651,141.80

Finding the Fourth Proportional to 263,056,069.80, 394,584,104.70 and 109,651,141.80

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Solution

The fourth proportional to 263,056,069.80, 394,584,104.70 and 109,651,141.80 is: 164,476,712.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,056,069.80 : 394,584,104.70 = 109,651,141.80 : x
  2. Step 2: Convert to fraction form
    263,056,069.80/394,584,104.70 = 109,651,141.80/x
  3. Step 3: Cross multiply
    263,056,069.80x = 394,584,104.70 × 109,651,141.80
  4. Step 4: Simplify right side
    263,056,069.80x = 43,266,597,616,485,744
  5. Step 5: Solve for x
    x = 43,266,597,616,485,744/263,056,069.80
  6. Step 6: Final answer
    x = 164,476,712.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.