Home / 27,747,539,639.75-38,291,633,042.06-15,060,277,921.30

Finding the Fourth Proportional to 27,747,539,639.75, 38,291,633,042.06 and 15,060,277,921.30

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Solution

The fourth proportional to 27,747,539,639.75, 38,291,633,042.06 and 15,060,277,921.30 is: 20,783,198,912.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,747,539,639.75 : 38,291,633,042.06 = 15,060,277,921.30 : x
  2. Step 2: Convert to fraction form
    27,747,539,639.75/38,291,633,042.06 = 15,060,277,921.30/x
  3. Step 3: Cross multiply
    27,747,539,639.75x = 38,291,633,042.06 × 15,060,277,921.30
  4. Step 4: Simplify right side
    27,747,539,639.75x = 576,682,635,673,857,687,552
  5. Step 5: Solve for x
    x = 576,682,635,673,857,687,552/27,747,539,639.75
  6. Step 6: Final answer
    x = 20,783,198,912.80

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1.5x scale

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.