Home / 2,581,639,067.27-3,864,442,551.53-1,398,280,442.33

Finding the Fourth Proportional to 2,581,639,067.27, 3,864,442,551.53 and 1,398,280,442.33

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Solution

The fourth proportional to 2,581,639,067.27, 3,864,442,551.53 and 1,398,280,442.33 is: 2,093,078,970.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,581,639,067.27 : 3,864,442,551.53 = 1,398,280,442.33 : x
  2. Step 2: Convert to fraction form
    2,581,639,067.27/3,864,442,551.53 = 1,398,280,442.33/x
  3. Step 3: Cross multiply
    2,581,639,067.27x = 3,864,442,551.53 × 1,398,280,442.33
  4. Step 4: Simplify right side
    2,581,639,067.27x = 5,403,574,440,285,928,448
  5. Step 5: Solve for x
    x = 5,403,574,440,285,928,448/2,581,639,067.27
  6. Step 6: Final answer
    x = 2,093,078,970.18

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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.