Home / 328,770,163.71-453,530,815.07-203,282,246.16

Finding the Fourth Proportional to 328,770,163.71, 453,530,815.07 and 203,282,246.16

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Solution

The fourth proportional to 328,770,163.71, 453,530,815.07 and 203,282,246.16 is: 280,423,143.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,770,163.71 : 453,530,815.07 = 203,282,246.16 : x
  2. Step 2: Convert to fraction form
    328,770,163.71/453,530,815.07 = 203,282,246.16/x
  3. Step 3: Cross multiply
    328,770,163.71x = 453,530,815.07 × 203,282,246.16
  4. Step 4: Simplify right side
    328,770,163.71x = 92,194,762,789,188,768
  5. Step 5: Solve for x
    x = 92,194,762,789,188,768/328,770,163.71
  6. Step 6: Final answer
    x = 280,423,143.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.