Home / 580,454,137.14-871,055,789.61-211,958,236.64

Finding the Fourth Proportional to 580,454,137.14, 871,055,789.61 and 211,958,236.64

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Solution

The fourth proportional to 580,454,137.14, 871,055,789.61 and 211,958,236.64 is: 318,074,137.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,454,137.14 : 871,055,789.61 = 211,958,236.64 : x
  2. Step 2: Convert to fraction form
    580,454,137.14/871,055,789.61 = 211,958,236.64/x
  3. Step 3: Cross multiply
    580,454,137.14x = 871,055,789.61 × 211,958,236.64
  4. Step 4: Simplify right side
    580,454,137.14x = 184,627,449,180,798,432
  5. Step 5: Solve for x
    x = 184,627,449,180,798,432/580,454,137.14
  6. Step 6: Final answer
    x = 318,074,137.76

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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.