Home / 3,500,396,150.80-5,247,309,643.80-1,320,826,896.40

Finding the Fourth Proportional to 3,500,396,150.80, 5,247,309,643.80 and 1,320,826,896.40

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Solution

The fourth proportional to 3,500,396,150.80, 5,247,309,643.80 and 1,320,826,896.40 is: 1,980,000,952.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500,396,150.80 : 5,247,309,643.80 = 1,320,826,896.40 : x
  2. Step 2: Convert to fraction form
    3,500,396,150.80/5,247,309,643.80 = 1,320,826,896.40/x
  3. Step 3: Cross multiply
    3,500,396,150.80x = 5,247,309,643.80 × 1,320,826,896.40
  4. Step 4: Simplify right side
    3,500,396,150.80x = 6,930,787,711,270,144,000
  5. Step 5: Solve for x
    x = 6,930,787,711,270,144,000/3,500,396,150.80
  6. Step 6: Final answer
    x = 1,980,000,952.09

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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.