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Finding the Fourth Proportional to 2,129,804,735.60, 3,194,707,103.40 and 2,129,804,735.60

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Solution

The fourth proportional to 2,129,804,735.60, 3,194,707,103.40 and 2,129,804,735.60 is: 3,194,707,103.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,129,804,735.60 : 3,194,707,103.40 = 2,129,804,735.60 : x
  2. Step 2: Convert to fraction form
    2,129,804,735.60/3,194,707,103.40 = 2,129,804,735.60/x
  3. Step 3: Cross multiply
    2,129,804,735.60x = 3,194,707,103.40 × 2,129,804,735.60
  4. Step 4: Simplify right side
    2,129,804,735.60x = 6,804,102,317,676,278,784
  5. Step 5: Solve for x
    x = 6,804,102,317,676,278,784/2,129,804,735.60
  6. Step 6: Final answer
    x = 3,194,707,103.40

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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.