Home / 2,166,836,742.98-3,244,737,473.39-1,427,665,690.33

Finding the Fourth Proportional to 2,166,836,742.98, 3,244,737,473.39 and 1,427,665,690.33

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Solution

The fourth proportional to 2,166,836,742.98, 3,244,737,473.39 and 1,427,665,690.33 is: 2,137,863,122.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,166,836,742.98 : 3,244,737,473.39 = 1,427,665,690.33 : x
  2. Step 2: Convert to fraction form
    2,166,836,742.98/3,244,737,473.39 = 1,427,665,690.33/x
  3. Step 3: Cross multiply
    2,166,836,742.98x = 3,244,737,473.39 × 1,427,665,690.33
  4. Step 4: Simplify right side
    2,166,836,742.98x = 4,632,400,364,871,704,576
  5. Step 5: Solve for x
    x = 4,632,400,364,871,704,576/2,166,836,742.98
  6. Step 6: Final answer
    x = 2,137,863,122.31

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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.