Home / 2,687,177,438.60-4,030,479,612.30-940,413,540.20

Finding the Fourth Proportional to 2,687,177,438.60, 4,030,479,612.30 and 940,413,540.20

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Solution

The fourth proportional to 2,687,177,438.60, 4,030,479,612.30 and 940,413,540.20 is: 1,410,520,029.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,687,177,438.60 : 4,030,479,612.30 = 940,413,540.20 : x
  2. Step 2: Convert to fraction form
    2,687,177,438.60/4,030,479,612.30 = 940,413,540.20/x
  3. Step 3: Cross multiply
    2,687,177,438.60x = 4,030,479,612.30 × 940,413,540.20
  4. Step 4: Simplify right side
    2,687,177,438.60x = 3,790,317,600,906,967,040
  5. Step 5: Solve for x
    x = 3,790,317,600,906,967,040/2,687,177,438.60
  6. Step 6: Final answer
    x = 1,410,520,029.85

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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.