Home / 2,790,627,690.27-4,186,554,458.64-825,327,548.91

Finding the Fourth Proportional to 2,790,627,690.27, 4,186,554,458.64 and 825,327,548.91

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Solution

The fourth proportional to 2,790,627,690.27, 4,186,554,458.64 and 825,327,548.91 is: 1,238,172,595.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,790,627,690.27 : 4,186,554,458.64 = 825,327,548.91 : x
  2. Step 2: Convert to fraction form
    2,790,627,690.27/4,186,554,458.64 = 825,327,548.91/x
  3. Step 3: Cross multiply
    2,790,627,690.27x = 4,186,554,458.64 × 825,327,548.91
  4. Step 4: Simplify right side
    2,790,627,690.27x = 3,455,278,729,727,582,720
  5. Step 5: Solve for x
    x = 3,455,278,729,727,582,720/2,790,627,690.27
  6. Step 6: Final answer
    x = 1,238,172,595.28

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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.