Home / 263,261,724.30-394,892,586.45-186,734,220.30

Finding the Fourth Proportional to 263,261,724.30, 394,892,586.45 and 186,734,220.30

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Solution

The fourth proportional to 263,261,724.30, 394,892,586.45 and 186,734,220.30 is: 280,101,330.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,261,724.30 : 394,892,586.45 = 186,734,220.30 : x
  2. Step 2: Convert to fraction form
    263,261,724.30/394,892,586.45 = 186,734,220.30/x
  3. Step 3: Cross multiply
    263,261,724.30x = 394,892,586.45 × 186,734,220.30
  4. Step 4: Simplify right side
    263,261,724.30x = 73,739,959,232,991,104
  5. Step 5: Solve for x
    x = 73,739,959,232,991,104/263,261,724.30
  6. Step 6: Final answer
    x = 280,101,330.45

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Double scale
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1.5x scale

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.