Home / 311,352,605.40-467,028,908.10-196,844,784.60

Finding the Fourth Proportional to 311,352,605.40, 467,028,908.10 and 196,844,784.60

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Solution

The fourth proportional to 311,352,605.40, 467,028,908.10 and 196,844,784.60 is: 295,267,176.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,352,605.40 : 467,028,908.10 = 196,844,784.60 : x
  2. Step 2: Convert to fraction form
    311,352,605.40/467,028,908.10 = 196,844,784.60/x
  3. Step 3: Cross multiply
    311,352,605.40x = 467,028,908.10 × 196,844,784.60
  4. Step 4: Simplify right side
    311,352,605.40x = 91,932,204,816,917,696
  5. Step 5: Solve for x
    x = 91,932,204,816,917,696/311,352,605.40
  6. Step 6: Final answer
    x = 295,267,176.90

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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.