Home / 238,517,939-330,482,861.69-233,352,332.52

Finding the Fourth Proportional to 238,517,939, 330,482,861.69 and 233,352,332.52

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Solution

The fourth proportional to 238,517,939, 330,482,861.69 and 233,352,332.52 is: 323,325,561.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,517,939 : 330,482,861.69 = 233,352,332.52 : x
  2. Step 2: Convert to fraction form
    238,517,939/330,482,861.69 = 233,352,332.52/x
  3. Step 3: Cross multiply
    238,517,939x = 330,482,861.69 × 233,352,332.52
  4. Step 4: Simplify right side
    238,517,939x = 77,118,946,633,246,048
  5. Step 5: Solve for x
    x = 77,118,946,633,246,048/238,517,939
  6. Step 6: Final answer
    x = 323,325,561.83

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.