Home / 27,747,539,645.43-38,291,633,049.99-15,060,277,927.05

Finding the Fourth Proportional to 27,747,539,645.43, 38,291,633,049.99 and 15,060,277,927.05

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Solution

The fourth proportional to 27,747,539,645.43, 38,291,633,049.99 and 15,060,277,927.05 is: 20,783,198,920.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,747,539,645.43 : 38,291,633,049.99 = 15,060,277,927.05 : x
  2. Step 2: Convert to fraction form
    27,747,539,645.43/38,291,633,049.99 = 15,060,277,927.05/x
  3. Step 3: Cross multiply
    27,747,539,645.43x = 38,291,633,049.99 × 15,060,277,927.05
  4. Step 4: Simplify right side
    27,747,539,645.43x = 576,682,636,013,462,618,112
  5. Step 5: Solve for x
    x = 576,682,636,013,462,618,112/27,747,539,645.43
  6. Step 6: Final answer
    x = 20,783,198,920.79

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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.