Home / 263,056,071.80-394,584,107.70-109,651,143.80

Finding the Fourth Proportional to 263,056,071.80, 394,584,107.70 and 109,651,143.80

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Solution

The fourth proportional to 263,056,071.80, 394,584,107.70 and 109,651,143.80 is: 164,476,715.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,056,071.80 : 394,584,107.70 = 109,651,143.80 : x
  2. Step 2: Convert to fraction form
    263,056,071.80/394,584,107.70 = 109,651,143.80/x
  3. Step 3: Cross multiply
    263,056,071.80x = 394,584,107.70 × 109,651,143.80
  4. Step 4: Simplify right side
    263,056,071.80x = 43,266,598,734,607,384
  5. Step 5: Solve for x
    x = 43,266,598,734,607,384/263,056,071.80
  6. Step 6: Final answer
    x = 164,476,715.70

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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.