Home / 19,711,179,959.15-27,201,073,766.11-11,137,422,517.65

Finding the Fourth Proportional to 19,711,179,959.15, 27,201,073,766.11 and 11,137,422,517.65

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Solution

The fourth proportional to 19,711,179,959.15, 27,201,073,766.11 and 11,137,422,517.65 is: 15,369,442,727.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,711,179,959.15 : 27,201,073,766.11 = 11,137,422,517.65 : x
  2. Step 2: Convert to fraction form
    19,711,179,959.15/27,201,073,766.11 = 11,137,422,517.65/x
  3. Step 3: Cross multiply
    19,711,179,959.15x = 27,201,073,766.11 × 11,137,422,517.65
  4. Step 4: Simplify right side
    19,711,179,959.15x = 302,949,851,466,898,735,104
  5. Step 5: Solve for x
    x = 302,949,851,466,898,735,104/19,711,179,959.15
  6. Step 6: Final answer
    x = 15,369,442,727.16

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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.