Home / 5,120,319,787,338.40-7,680,931,195,891.80-1,444,629,313,268.40

Finding the Fourth Proportional to 5,120,319,787,338.40, 7,680,931,195,891.80 and 1,444,629,313,268.40

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Solution

The fourth proportional to 5,120,319,787,338.40, 7,680,931,195,891.80 and 1,444,629,313,268.40 is: 2,167,071,358,750.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,120,319,787,338.40 : 7,680,931,195,891.80 = 1,444,629,313,268.40 : x
  2. Step 2: Convert to fraction form
    5,120,319,787,338.40/7,680,931,195,891.80 = 1,444,629,313,268.40/x
  3. Step 3: Cross multiply
    5,120,319,787,338.40x = 7,680,931,195,891.80 × 1,444,629,313,268.40
  4. Step 4: Simplify right side
    5,120,319,787,338.40x = 11,096,098,358,783,000,843,386,880
  5. Step 5: Solve for x
    x = 11,096,098,358,783,000,843,386,880/5,120,319,787,338.40
  6. Step 6: Final answer
    x = 2,167,071,358,750.21

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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.