Home / 311,352,769.40-467,029,154.10-196,844,948.60

Finding the Fourth Proportional to 311,352,769.40, 467,029,154.10 and 196,844,948.60

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Solution

The fourth proportional to 311,352,769.40, 467,029,154.10 and 196,844,948.60 is: 295,267,422.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,352,769.40 : 467,029,154.10 = 196,844,948.60 : x
  2. Step 2: Convert to fraction form
    311,352,769.40/467,029,154.10 = 196,844,948.60/x
  3. Step 3: Cross multiply
    311,352,769.40x = 467,029,154.10 × 196,844,948.60
  4. Step 4: Simplify right side
    311,352,769.40x = 91,932,329,833,515,984
  5. Step 5: Solve for x
    x = 91,932,329,833,515,984/311,352,769.40
  6. Step 6: Final answer
    x = 295,267,422.90

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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.