Home / 3,360,246,436.80-5,038,858,000.80-1,289,279,908.80

Finding the Fourth Proportional to 3,360,246,436.80, 5,038,858,000.80 and 1,289,279,908.80

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Solution

The fourth proportional to 3,360,246,436.80, 5,038,858,000.80 and 1,289,279,908.80 is: 1,933,339,862.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360,246,436.80 : 5,038,858,000.80 = 1,289,279,908.80 : x
  2. Step 2: Convert to fraction form
    3,360,246,436.80/5,038,858,000.80 = 1,289,279,908.80/x
  3. Step 3: Cross multiply
    3,360,246,436.80x = 5,038,858,000.80 × 1,289,279,908.80
  4. Step 4: Simplify right side
    3,360,246,436.80x = 6,496,498,383,727,574,016
  5. Step 5: Solve for x
    x = 6,496,498,383,727,574,016/3,360,246,436.80
  6. Step 6: Final answer
    x = 1,933,339,862.39

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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.