Home / 410,355,942.66-615,571,753.50-134,008,605.09

Finding the Fourth Proportional to 410,355,942.66, 615,571,753.50 and 134,008,605.09

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Solution

The fourth proportional to 410,355,942.66, 615,571,753.50 and 134,008,605.09 is: 201,025,264.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,355,942.66 : 615,571,753.50 = 134,008,605.09 : x
  2. Step 2: Convert to fraction form
    410,355,942.66/615,571,753.50 = 134,008,605.09/x
  3. Step 3: Cross multiply
    410,355,942.66x = 615,571,753.50 × 134,008,605.09
  4. Step 4: Simplify right side
    410,355,942.66x = 82,491,912,019,340,320
  5. Step 5: Solve for x
    x = 82,491,912,019,340,320/410,355,942.66
  6. Step 6: Final answer
    x = 201,025,264.76

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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.