Home / 2,217,618,086.40-3,326,427,129.60-1,345,204,540.80

Finding the Fourth Proportional to 2,217,618,086.40, 3,326,427,129.60 and 1,345,204,540.80

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Solution

The fourth proportional to 2,217,618,086.40, 3,326,427,129.60 and 1,345,204,540.80 is: 2,017,806,811.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217,618,086.40 : 3,326,427,129.60 = 1,345,204,540.80 : x
  2. Step 2: Convert to fraction form
    2,217,618,086.40/3,326,427,129.60 = 1,345,204,540.80/x
  3. Step 3: Cross multiply
    2,217,618,086.40x = 3,326,427,129.60 × 1,345,204,540.80
  4. Step 4: Simplify right side
    2,217,618,086.40x = 4,474,724,879,378,229,760
  5. Step 5: Solve for x
    x = 4,474,724,879,378,229,760/2,217,618,086.40
  6. Step 6: Final answer
    x = 2,017,806,811.20

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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.