Home / 230,336,396.50-317,866,342.20-131,215,674.82

Finding the Fourth Proportional to 230,336,396.50, 317,866,342.20 and 131,215,674.82

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Solution

The fourth proportional to 230,336,396.50, 317,866,342.20 and 131,215,674.82 is: 181,078,836.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,336,396.50 : 317,866,342.20 = 131,215,674.82 : x
  2. Step 2: Convert to fraction form
    230,336,396.50/317,866,342.20 = 131,215,674.82/x
  3. Step 3: Cross multiply
    230,336,396.50x = 317,866,342.20 × 131,215,674.82
  4. Step 4: Simplify right side
    230,336,396.50x = 41,709,046,594,338,040
  5. Step 5: Solve for x
    x = 41,709,046,594,338,040/230,336,396.50
  6. Step 6: Final answer
    x = 181,078,836.12

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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.