Home / 263,813,266.80-395,719,900.20-127,764,370.80

Finding the Fourth Proportional to 263,813,266.80, 395,719,900.20 and 127,764,370.80

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Solution

The fourth proportional to 263,813,266.80, 395,719,900.20 and 127,764,370.80 is: 191,646,556.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,813,266.80 : 395,719,900.20 = 127,764,370.80 : x
  2. Step 2: Convert to fraction form
    263,813,266.80/395,719,900.20 = 127,764,370.80/x
  3. Step 3: Cross multiply
    263,813,266.80x = 395,719,900.20 × 127,764,370.80
  4. Step 4: Simplify right side
    263,813,266.80x = 50,558,904,062,091,792
  5. Step 5: Solve for x
    x = 50,558,904,062,091,792/263,813,266.80
  6. Step 6: Final answer
    x = 191,646,556.20

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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.