Home / 397,167,680.80-595,751,521.20-274,723,674.40

Finding the Fourth Proportional to 397,167,680.80, 595,751,521.20 and 274,723,674.40

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Solution

The fourth proportional to 397,167,680.80, 595,751,521.20 and 274,723,674.40 is: 412,085,511.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,167,680.80 : 595,751,521.20 = 274,723,674.40 : x
  2. Step 2: Convert to fraction form
    397,167,680.80/595,751,521.20 = 274,723,674.40/x
  3. Step 3: Cross multiply
    397,167,680.80x = 595,751,521.20 × 274,723,674.40
  4. Step 4: Simplify right side
    397,167,680.80x = 163,667,046,933,453,504
  5. Step 5: Solve for x
    x = 163,667,046,933,453,504/397,167,680.80
  6. Step 6: Final answer
    x = 412,085,511.60

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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.