Home / 6,888,711,815.42-10,324,673,020.46-3,570,697,132.78

Finding the Fourth Proportional to 6,888,711,815.42, 10,324,673,020.46 and 3,570,697,132.78

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Solution

The fourth proportional to 6,888,711,815.42, 10,324,673,020.46 and 3,570,697,132.78 is: 5,351,694,386.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,888,711,815.42 : 10,324,673,020.46 = 3,570,697,132.78 : x
  2. Step 2: Convert to fraction form
    6,888,711,815.42/10,324,673,020.46 = 3,570,697,132.78/x
  3. Step 3: Cross multiply
    6,888,711,815.42x = 10,324,673,020.46 × 3,570,697,132.78
  4. Step 4: Simplify right side
    6,888,711,815.42x = 36,866,280,351,047,544,832
  5. Step 5: Solve for x
    x = 36,866,280,351,047,544,832/6,888,711,815.42
  6. Step 6: Final answer
    x = 5,351,694,386.25

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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.