Home / 311,441,331.67-467,208,449.88-114,689,616.71

Finding the Fourth Proportional to 311,441,331.67, 467,208,449.88 and 114,689,616.71

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Solution

The fourth proportional to 311,441,331.67, 467,208,449.88 and 114,689,616.71 is: 172,051,531.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,441,331.67 : 467,208,449.88 = 114,689,616.71 : x
  2. Step 2: Convert to fraction form
    311,441,331.67/467,208,449.88 = 114,689,616.71/x
  3. Step 3: Cross multiply
    311,441,331.67x = 467,208,449.88 × 114,689,616.71
  4. Step 4: Simplify right side
    311,441,331.67x = 53,583,958,038,288,872
  5. Step 5: Solve for x
    x = 53,583,958,038,288,872/311,441,331.67
  6. Step 6: Final answer
    x = 172,051,531.34

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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.