Home / 3,689,900,945.92-5,092,063,101.12-2,019,150,288.64

Finding the Fourth Proportional to 3,689,900,945.92, 5,092,063,101.12 and 2,019,150,288.64

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Solution

The fourth proportional to 3,689,900,945.92, 5,092,063,101.12 and 2,019,150,288.64 is: 2,786,427,286.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689,900,945.92 : 5,092,063,101.12 = 2,019,150,288.64 : x
  2. Step 2: Convert to fraction form
    3,689,900,945.92/5,092,063,101.12 = 2,019,150,288.64/x
  3. Step 3: Cross multiply
    3,689,900,945.92x = 5,092,063,101.12 × 2,019,150,288.64
  4. Step 4: Simplify right side
    3,689,900,945.92x = 10,281,640,680,399,542,272
  5. Step 5: Solve for x
    x = 10,281,640,680,399,542,272/3,689,900,945.92
  6. Step 6: Final answer
    x = 2,786,427,286.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.