Home / 2,747,173,902.68-4,120,786,361.64-782,026,912.64

Finding the Fourth Proportional to 2,747,173,902.68, 4,120,786,361.64 and 782,026,912.64

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Solution

The fourth proportional to 2,747,173,902.68, 4,120,786,361.64 and 782,026,912.64 is: 1,173,047,630.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,747,173,902.68 : 4,120,786,361.64 = 782,026,912.64 : x
  2. Step 2: Convert to fraction form
    2,747,173,902.68/4,120,786,361.64 = 782,026,912.64/x
  3. Step 3: Cross multiply
    2,747,173,902.68x = 4,120,786,361.64 × 782,026,912.64
  4. Step 4: Simplify right side
    2,747,173,902.68x = 3,222,565,836,042,347,520
  5. Step 5: Solve for x
    x = 3,222,565,836,042,347,520/2,747,173,902.68
  6. Step 6: Final answer
    x = 1,173,047,630.11

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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.