Home / 21,193,294,132.20-31,789,941,198.30-21,193,294,132.20

Finding the Fourth Proportional to 21,193,294,132.20, 31,789,941,198.30 and 21,193,294,132.20

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Solution

The fourth proportional to 21,193,294,132.20, 31,789,941,198.30 and 21,193,294,132.20 is: 31,789,941,198.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,193,294,132.20 : 31,789,941,198.30 = 21,193,294,132.20 : x
  2. Step 2: Convert to fraction form
    21,193,294,132.20/31,789,941,198.30 = 21,193,294,132.20/x
  3. Step 3: Cross multiply
    21,193,294,132.20x = 31,789,941,198.30 × 21,193,294,132.20
  4. Step 4: Simplify right side
    21,193,294,132.20x = 673,733,574,260,914,388,992
  5. Step 5: Solve for x
    x = 673,733,574,260,914,388,992/21,193,294,132.20
  6. Step 6: Final answer
    x = 31,789,941,198.30

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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.