Home / 2,205,433,145.70-3,308,149,718.55-2,192,519,129.40

Finding the Fourth Proportional to 2,205,433,145.70, 3,308,149,718.55 and 2,192,519,129.40

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Solution

The fourth proportional to 2,205,433,145.70, 3,308,149,718.55 and 2,192,519,129.40 is: 3,288,778,694.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,205,433,145.70 : 3,308,149,718.55 = 2,192,519,129.40 : x
  2. Step 2: Convert to fraction form
    2,205,433,145.70/3,308,149,718.55 = 2,192,519,129.40/x
  3. Step 3: Cross multiply
    2,205,433,145.70x = 3,308,149,718.55 × 2,192,519,129.40
  4. Step 4: Simplify right side
    2,205,433,145.70x = 7,253,181,540,840,101,888
  5. Step 5: Solve for x
    x = 7,253,181,540,840,101,888/2,205,433,145.70
  6. Step 6: Final answer
    x = 3,288,778,694.10

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1.5x scale

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.