Home / 263,261,621.55-394,892,432.33-186,734,117.55

Finding the Fourth Proportional to 263,261,621.55, 394,892,432.33 and 186,734,117.55

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Solution

The fourth proportional to 263,261,621.55, 394,892,432.33 and 186,734,117.55 is: 280,101,176.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,261,621.55 : 394,892,432.33 = 186,734,117.55 : x
  2. Step 2: Convert to fraction form
    263,261,621.55/394,892,432.33 = 186,734,117.55/x
  3. Step 3: Cross multiply
    263,261,621.55x = 394,892,432.33 × 186,734,117.55
  4. Step 4: Simplify right side
    263,261,621.55x = 73,739,889,877,381,968
  5. Step 5: Solve for x
    x = 73,739,889,877,381,968/263,261,621.55
  6. Step 6: Final answer
    x = 280,101,176.33

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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.