Home / 69,400,667,603.56-95,786,656,300.40-45,016,297,178.78

Finding the Fourth Proportional to 69,400,667,603.56, 95,786,656,300.40 and 45,016,297,178.78

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Solution

The fourth proportional to 69,400,667,603.56, 95,786,656,300.40 and 45,016,297,178.78 is: 62,131,399,231.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,400,667,603.56 : 95,786,656,300.40 = 45,016,297,178.78 : x
  2. Step 2: Convert to fraction form
    69,400,667,603.56/95,786,656,300.40 = 45,016,297,178.78/x
  3. Step 3: Cross multiply
    69,400,667,603.56x = 95,786,656,300.40 × 45,016,297,178.78
  4. Step 4: Simplify right side
    69,400,667,603.56x = 4,311,960,585,780,336,787,456
  5. Step 5: Solve for x
    x = 4,311,960,585,780,336,787,456/69,400,667,603.56
  6. Step 6: Final answer
    x = 62,131,399,231.09

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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.