Home / 9,268,954,639.56-12,791,068,557.84-5,039,868,015.72

Finding the Fourth Proportional to 9,268,954,639.56, 12,791,068,557.84 and 5,039,868,015.72

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Solution

The fourth proportional to 9,268,954,639.56, 12,791,068,557.84 and 5,039,868,015.72 is: 6,954,969,553.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,268,954,639.56 : 12,791,068,557.84 = 5,039,868,015.72 : x
  2. Step 2: Convert to fraction form
    9,268,954,639.56/12,791,068,557.84 = 5,039,868,015.72/x
  3. Step 3: Cross multiply
    9,268,954,639.56x = 12,791,068,557.84 × 5,039,868,015.72
  4. Step 4: Simplify right side
    9,268,954,639.56x = 64,465,297,311,539,568,640
  5. Step 5: Solve for x
    x = 64,465,297,311,539,568,640/9,268,954,639.56
  6. Step 6: Final answer
    x = 6,954,969,553.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.