Home / 328,770,217.55-453,530,889.16-203,282,299.89

Finding the Fourth Proportional to 328,770,217.55, 453,530,889.16 and 203,282,299.89

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Solution

The fourth proportional to 328,770,217.55, 453,530,889.16 and 203,282,299.89 is: 280,423,217.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,770,217.55 : 453,530,889.16 = 203,282,299.89 : x
  2. Step 2: Convert to fraction form
    328,770,217.55/453,530,889.16 = 203,282,299.89/x
  3. Step 3: Cross multiply
    328,770,217.55x = 453,530,889.16 × 203,282,299.89
  4. Step 4: Simplify right side
    328,770,217.55x = 92,194,802,218,585,040
  5. Step 5: Solve for x
    x = 92,194,802,218,585,040/328,770,217.55
  6. Step 6: Final answer
    x = 280,423,217.49

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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.