Home / 3,500,396,176.80-5,247,309,682.80-1,320,826,922.40

Finding the Fourth Proportional to 3,500,396,176.80, 5,247,309,682.80 and 1,320,826,922.40

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Solution

The fourth proportional to 3,500,396,176.80, 5,247,309,682.80 and 1,320,826,922.40 is: 1,980,000,991.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500,396,176.80 : 5,247,309,682.80 = 1,320,826,922.40 : x
  2. Step 2: Convert to fraction form
    3,500,396,176.80/5,247,309,682.80 = 1,320,826,922.40/x
  3. Step 3: Cross multiply
    3,500,396,176.80x = 5,247,309,682.80 × 1,320,826,922.40
  4. Step 4: Simplify right side
    3,500,396,176.80x = 6,930,787,899,212,444,672
  5. Step 5: Solve for x
    x = 6,930,787,899,212,444,672/3,500,396,176.80
  6. Step 6: Final answer
    x = 1,980,000,991.07

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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.