Home / 1,614,412,620.36-2,227,889,330.82-871,856,611.56

Finding the Fourth Proportional to 1,614,412,620.36, 2,227,889,330.82 and 871,856,611.56

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Solution

The fourth proportional to 1,614,412,620.36, 2,227,889,330.82 and 871,856,611.56 is: 1,203,162,077.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,614,412,620.36 : 2,227,889,330.82 = 871,856,611.56 : x
  2. Step 2: Convert to fraction form
    1,614,412,620.36/2,227,889,330.82 = 871,856,611.56/x
  3. Step 3: Cross multiply
    1,614,412,620.36x = 2,227,889,330.82 × 871,856,611.56
  4. Step 4: Simplify right side
    1,614,412,620.36x = 1,942,400,042,899,401,216
  5. Step 5: Solve for x
    x = 1,942,400,042,899,401,216/1,614,412,620.36
  6. Step 6: Final answer
    x = 1,203,162,077.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.