Home / 774,512,251.46-1,162,013,970.27-276,512,082.56

Finding the Fourth Proportional to 774,512,251.46, 1,162,013,970.27 and 276,512,082.56

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Solution

The fourth proportional to 774,512,251.46, 1,162,013,970.27 and 276,512,082.56 is: 414,855,804.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,512,251.46 : 1,162,013,970.27 = 276,512,082.56 : x
  2. Step 2: Convert to fraction form
    774,512,251.46/1,162,013,970.27 = 276,512,082.56/x
  3. Step 3: Cross multiply
    774,512,251.46x = 1,162,013,970.27 × 276,512,082.56
  4. Step 4: Simplify right side
    774,512,251.46x = 321,310,902,882,769,792
  5. Step 5: Solve for x
    x = 321,310,902,882,769,792/774,512,251.46
  6. Step 6: Final answer
    x = 414,855,804.12

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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.