Home / 6,511,138,147.20-9,767,304,417.60-2,149,080,009.60

Finding the Fourth Proportional to 6,511,138,147.20, 9,767,304,417.60 and 2,149,080,009.60

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Solution

The fourth proportional to 6,511,138,147.20, 9,767,304,417.60 and 2,149,080,009.60 is: 3,223,817,126.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,511,138,147.20 : 9,767,304,417.60 = 2,149,080,009.60 : x
  2. Step 2: Convert to fraction form
    6,511,138,147.20/9,767,304,417.60 = 2,149,080,009.60/x
  3. Step 3: Cross multiply
    6,511,138,147.20x = 9,767,304,417.60 × 2,149,080,009.60
  4. Step 4: Simplify right side
    6,511,138,147.20x = 20,990,718,671,541,932,032
  5. Step 5: Solve for x
    x = 20,990,718,671,541,932,032/6,511,138,147.20
  6. Step 6: Final answer
    x = 3,223,817,126.44

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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.