Home / 396,485,940.32-594,524,699.28-177,948,937.52

Finding the Fourth Proportional to 396,485,940.32, 594,524,699.28 and 177,948,937.52

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Solution

The fourth proportional to 396,485,940.32, 594,524,699.28 and 177,948,937.52 is: 266,831,753.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,485,940.32 : 594,524,699.28 = 177,948,937.52 : x
  2. Step 2: Convert to fraction form
    396,485,940.32/594,524,699.28 = 177,948,937.52/x
  3. Step 3: Cross multiply
    396,485,940.32x = 594,524,699.28 × 177,948,937.52
  4. Step 4: Simplify right side
    396,485,940.32x = 105,795,038,566,273,504
  5. Step 5: Solve for x
    x = 105,795,038,566,273,504/396,485,940.32
  6. Step 6: Final answer
    x = 266,831,753.18

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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.