Home / 605,729,231.40-908,593,847.10-196,826,716.20

Finding the Fourth Proportional to 605,729,231.40, 908,593,847.10 and 196,826,716.20

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Solution

The fourth proportional to 605,729,231.40, 908,593,847.10 and 196,826,716.20 is: 295,240,074.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,729,231.40 : 908,593,847.10 = 196,826,716.20 : x
  2. Step 2: Convert to fraction form
    605,729,231.40/908,593,847.10 = 196,826,716.20/x
  3. Step 3: Cross multiply
    605,729,231.40x = 908,593,847.10 × 196,826,716.20
  4. Step 4: Simplify right side
    605,729,231.40x = 178,835,543,284,217,888
  5. Step 5: Solve for x
    x = 178,835,543,284,217,888/605,729,231.40
  6. Step 6: Final answer
    x = 295,240,074.30

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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.