Home / 533,873,082.30-800,809,623.45-419,211,296.70

Finding the Fourth Proportional to 533,873,082.30, 800,809,623.45 and 419,211,296.70

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Solution

The fourth proportional to 533,873,082.30, 800,809,623.45 and 419,211,296.70 is: 628,816,945.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,873,082.30 : 800,809,623.45 = 419,211,296.70 : x
  2. Step 2: Convert to fraction form
    533,873,082.30/800,809,623.45 = 419,211,296.70/x
  3. Step 3: Cross multiply
    533,873,082.30x = 800,809,623.45 × 419,211,296.70
  4. Step 4: Simplify right side
    533,873,082.30x = 335,708,440,656,313,216
  5. Step 5: Solve for x
    x = 335,708,440,656,313,216/533,873,082.30
  6. Step 6: Final answer
    x = 628,816,945.05

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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.