Home / 1,682,674,078.00-2,322,378,573.67-978,234,666.98

Finding the Fourth Proportional to 1,682,674,078.00, 2,322,378,573.67 and 978,234,666.98

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Solution

The fourth proportional to 1,682,674,078.00, 2,322,378,573.67 and 978,234,666.98 is: 1,350,131,472.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,674,078.00 : 2,322,378,573.67 = 978,234,666.98 : x
  2. Step 2: Convert to fraction form
    1,682,674,078.00/2,322,378,573.67 = 978,234,666.98/x
  3. Step 3: Cross multiply
    1,682,674,078.00x = 2,322,378,573.67 × 978,234,666.98
  4. Step 4: Simplify right side
    1,682,674,078.00x = 2,271,831,230,622,519,040
  5. Step 5: Solve for x
    x = 2,271,831,230,622,519,040/1,682,674,078.00
  6. Step 6: Final answer
    x = 1,350,131,472.47

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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.