Home / 3,665,128,964.12-5,499,384,238.66-1,673,781,485.14

Finding the Fourth Proportional to 3,665,128,964.12, 5,499,384,238.66 and 1,673,781,485.14

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Solution

The fourth proportional to 3,665,128,964.12, 5,499,384,238.66 and 1,673,781,485.14 is: 2,511,444,374.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,665,128,964.12 : 5,499,384,238.66 = 1,673,781,485.14 : x
  2. Step 2: Convert to fraction form
    3,665,128,964.12/5,499,384,238.66 = 1,673,781,485.14/x
  3. Step 3: Cross multiply
    3,665,128,964.12x = 5,499,384,238.66 × 1,673,781,485.14
  4. Step 4: Simplify right side
    3,665,128,964.12x = 9,204,767,518,339,843,072
  5. Step 5: Solve for x
    x = 9,204,767,518,339,843,072/3,665,128,964.12
  6. Step 6: Final answer
    x = 2,511,444,374.39

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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.