Home / 3,743,760,992.64-5,171,771,580.84-2,990,084,651.52

Finding the Fourth Proportional to 3,743,760,992.64, 5,171,771,580.84 and 2,990,084,651.52

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Solution

The fourth proportional to 3,743,760,992.64, 5,171,771,580.84 and 2,990,084,651.52 is: 4,130,614,869.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743,760,992.64 : 5,171,771,580.84 = 2,990,084,651.52 : x
  2. Step 2: Convert to fraction form
    3,743,760,992.64/5,171,771,580.84 = 2,990,084,651.52/x
  3. Step 3: Cross multiply
    3,743,760,992.64x = 5,171,771,580.84 × 2,990,084,651.52
  4. Step 4: Simplify right side
    3,743,760,992.64x = 15,464,034,825,037,010,944
  5. Step 5: Solve for x
    x = 15,464,034,825,037,010,944/3,743,760,992.64
  6. Step 6: Final answer
    x = 4,130,614,869.76

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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.