Home / 3,653,135,619.32-5,041,327,155.12-1,982,384,760.50

Finding the Fourth Proportional to 3,653,135,619.32, 5,041,327,155.12 and 1,982,384,760.50

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Solution

The fourth proportional to 3,653,135,619.32, 5,041,327,155.12 and 1,982,384,760.50 is: 2,735,690,969.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,653,135,619.32 : 5,041,327,155.12 = 1,982,384,760.50 : x
  2. Step 2: Convert to fraction form
    3,653,135,619.32/5,041,327,155.12 = 1,982,384,760.50/x
  3. Step 3: Cross multiply
    3,653,135,619.32x = 5,041,327,155.12 × 1,982,384,760.50
  4. Step 4: Simplify right side
    3,653,135,619.32x = 9,993,850,125,004,707,840
  5. Step 5: Solve for x
    x = 9,993,850,125,004,707,840/3,653,135,619.32
  6. Step 6: Final answer
    x = 2,735,690,969.74

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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.