Home / 311,576,204.43-427,723,594.72-267,446,590.38

Finding the Fourth Proportional to 311,576,204.43, 427,723,594.72 and 267,446,590.38

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Solution

The fourth proportional to 311,576,204.43, 427,723,594.72 and 267,446,590.38 is: 367,143,624.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,576,204.43 : 427,723,594.72 = 267,446,590.38 : x
  2. Step 2: Convert to fraction form
    311,576,204.43/427,723,594.72 = 267,446,590.38/x
  3. Step 3: Cross multiply
    311,576,204.43x = 427,723,594.72 × 267,446,590.38
  4. Step 4: Simplify right side
    311,576,204.43x = 114,393,217,032,272,352
  5. Step 5: Solve for x
    x = 114,393,217,032,272,352/311,576,204.43
  6. Step 6: Final answer
    x = 367,143,624.60

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.