Home / 1,447,524,607.36-2,170,928,188.26-412,394,456.38

Finding the Fourth Proportional to 1,447,524,607.36, 2,170,928,188.26 and 412,394,456.38

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Solution

The fourth proportional to 1,447,524,607.36, 2,170,928,188.26 and 412,394,456.38 is: 618,489,485.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,524,607.36 : 2,170,928,188.26 = 412,394,456.38 : x
  2. Step 2: Convert to fraction form
    1,447,524,607.36/2,170,928,188.26 = 412,394,456.38/x
  3. Step 3: Cross multiply
    1,447,524,607.36x = 2,170,928,188.26 × 412,394,456.38
  4. Step 4: Simplify right side
    1,447,524,607.36x = 895,278,750,037,501,056
  5. Step 5: Solve for x
    x = 895,278,750,037,501,056/1,447,524,607.36
  6. Step 6: Final answer
    x = 618,489,485.76

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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.