Home / 263,263,546.80-394,895,320.20-186,736,042.80

Finding the Fourth Proportional to 263,263,546.80, 394,895,320.20 and 186,736,042.80

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Solution

The fourth proportional to 263,263,546.80, 394,895,320.20 and 186,736,042.80 is: 280,104,064.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,263,546.80 : 394,895,320.20 = 186,736,042.80 : x
  2. Step 2: Convert to fraction form
    263,263,546.80/394,895,320.20 = 186,736,042.80/x
  3. Step 3: Cross multiply
    263,263,546.80x = 394,895,320.20 × 186,736,042.80
  4. Step 4: Simplify right side
    263,263,546.80x = 73,741,189,414,386,912
  5. Step 5: Solve for x
    x = 73,741,189,414,386,912/263,263,546.80
  6. Step 6: Final answer
    x = 280,104,064.20

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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.