Home / 2,188,914,260.21-3,282,692,319.62-789,716,638.60

Finding the Fourth Proportional to 2,188,914,260.21, 3,282,692,319.62 and 789,716,638.60

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Solution

The fourth proportional to 2,188,914,260.21, 3,282,692,319.62 and 789,716,638.60 is: 1,184,329,962.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188,914,260.21 : 3,282,692,319.62 = 789,716,638.60 : x
  2. Step 2: Convert to fraction form
    2,188,914,260.21/3,282,692,319.62 = 789,716,638.60/x
  3. Step 3: Cross multiply
    2,188,914,260.21x = 3,282,692,319.62 × 789,716,638.60
  4. Step 4: Simplify right side
    2,188,914,260.21x = 2,592,396,744,202,110,464
  5. Step 5: Solve for x
    x = 2,592,396,744,202,110,464/2,188,914,260.21
  6. Step 6: Final answer
    x = 1,184,329,962.73

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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.