Home / 20,023,103,111.22-27,619,313,552.19-11,879,140,732.79

Finding the Fourth Proportional to 20,023,103,111.22, 27,619,313,552.19 and 11,879,140,732.79

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Solution

The fourth proportional to 20,023,103,111.22, 27,619,313,552.19 and 11,879,140,732.79 is: 16,385,757,532.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,023,103,111.22 : 27,619,313,552.19 = 11,879,140,732.79 : x
  2. Step 2: Convert to fraction form
    20,023,103,111.22/27,619,313,552.19 = 11,879,140,732.79/x
  3. Step 3: Cross multiply
    20,023,103,111.22x = 27,619,313,552.19 × 11,879,140,732.79
  4. Step 4: Simplify right side
    20,023,103,111.22x = 328,093,712,629,381,005,312
  5. Step 5: Solve for x
    x = 328,093,712,629,381,005,312/20,023,103,111.22
  6. Step 6: Final answer
    x = 16,385,757,532.53

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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.