Home / 2,098,002,518.28-3,145,452,338.54-1,268,771,808.54

Finding the Fourth Proportional to 2,098,002,518.28, 3,145,452,338.54 and 1,268,771,808.54

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Solution

The fourth proportional to 2,098,002,518.28, 3,145,452,338.54 and 1,268,771,808.54 is: 1,902,219,476.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,098,002,518.28 : 3,145,452,338.54 = 1,268,771,808.54 : x
  2. Step 2: Convert to fraction form
    2,098,002,518.28/3,145,452,338.54 = 1,268,771,808.54/x
  3. Step 3: Cross multiply
    2,098,002,518.28x = 3,145,452,338.54 × 1,268,771,808.54
  4. Step 4: Simplify right side
    2,098,002,518.28x = 3,990,861,252,245,768,192
  5. Step 5: Solve for x
    x = 3,990,861,252,245,768,192/2,098,002,518.28
  6. Step 6: Final answer
    x = 1,902,219,476.61

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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.