Home / 984,147,517.60-1,476,238,772.40-294,063,287.20

Finding the Fourth Proportional to 984,147,517.60, 1,476,238,772.40 and 294,063,287.20

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Solution

The fourth proportional to 984,147,517.60, 1,476,238,772.40 and 294,063,287.20 is: 441,100,158.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,147,517.60 : 1,476,238,772.40 = 294,063,287.20 : x
  2. Step 2: Convert to fraction form
    984,147,517.60/1,476,238,772.40 = 294,063,287.20/x
  3. Step 3: Cross multiply
    984,147,517.60x = 1,476,238,772.40 × 294,063,287.20
  4. Step 4: Simplify right side
    984,147,517.60x = 434,107,626,104,036,672
  5. Step 5: Solve for x
    x = 434,107,626,104,036,672/984,147,517.60
  6. Step 6: Final answer
    x = 441,100,158.60

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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.