Home / 263,813,230.80-395,719,846.20-127,764,334.80

Finding the Fourth Proportional to 263,813,230.80, 395,719,846.20 and 127,764,334.80

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Solution

The fourth proportional to 263,813,230.80, 395,719,846.20 and 127,764,334.80 is: 191,646,502.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,813,230.80 : 395,719,846.20 = 127,764,334.80 : x
  2. Step 2: Convert to fraction form
    263,813,230.80/395,719,846.20 = 127,764,334.80/x
  3. Step 3: Cross multiply
    263,813,230.80x = 395,719,846.20 × 127,764,334.80
  4. Step 4: Simplify right side
    263,813,230.80x = 50,558,882,916,901,304
  5. Step 5: Solve for x
    x = 50,558,882,916,901,304/263,813,230.80
  6. Step 6: Final answer
    x = 191,646,502.20

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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.