Home / 2,141,856,098.40-3,212,784,147.60-1,158,902,824.80

Finding the Fourth Proportional to 2,141,856,098.40, 3,212,784,147.60 and 1,158,902,824.80

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Solution

The fourth proportional to 2,141,856,098.40, 3,212,784,147.60 and 1,158,902,824.80 is: 1,738,354,237.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,141,856,098.40 : 3,212,784,147.60 = 1,158,902,824.80 : x
  2. Step 2: Convert to fraction form
    2,141,856,098.40/3,212,784,147.60 = 1,158,902,824.80/x
  3. Step 3: Cross multiply
    2,141,856,098.40x = 3,212,784,147.60 × 1,158,902,824.80
  4. Step 4: Simplify right side
    2,141,856,098.40x = 3,723,304,624,126,299,648
  5. Step 5: Solve for x
    x = 3,723,304,624,126,299,648/2,141,856,098.40
  6. Step 6: Final answer
    x = 1,738,354,237.20

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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.