Home / 2,990,728,679.60-4,486,093,019.40-2,011,176,628.40

Finding the Fourth Proportional to 2,990,728,679.60, 4,486,093,019.40 and 2,011,176,628.40

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Solution

The fourth proportional to 2,990,728,679.60, 4,486,093,019.40 and 2,011,176,628.40 is: 3,016,764,942.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,990,728,679.60 : 4,486,093,019.40 = 2,011,176,628.40 : x
  2. Step 2: Convert to fraction form
    2,990,728,679.60/4,486,093,019.40 = 2,011,176,628.40/x
  3. Step 3: Cross multiply
    2,990,728,679.60x = 4,486,093,019.40 × 2,011,176,628.40
  4. Step 4: Simplify right side
    2,990,728,679.60x = 9,022,325,433,445,667,840
  5. Step 5: Solve for x
    x = 9,022,325,433,445,667,840/2,990,728,679.60
  6. Step 6: Final answer
    x = 3,016,764,942.60

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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.