Home / 263,084,613.30-394,060,049.55-217,734,981.30

Finding the Fourth Proportional to 263,084,613.30, 394,060,049.55 and 217,734,981.30

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Solution

The fourth proportional to 263,084,613.30, 394,060,049.55 and 217,734,981.30 is: 326,133,316.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,084,613.30 : 394,060,049.55 = 217,734,981.30 : x
  2. Step 2: Convert to fraction form
    263,084,613.30/394,060,049.55 = 217,734,981.30/x
  3. Step 3: Cross multiply
    263,084,613.30x = 394,060,049.55 × 217,734,981.30
  4. Step 4: Simplify right side
    263,084,613.30x = 85,800,657,519,846,336
  5. Step 5: Solve for x
    x = 85,800,657,519,846,336/263,084,613.30
  6. Step 6: Final answer
    x = 326,133,316.74

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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.