Home / 15,124,269,375.07-20,873,321,934.11-8,607,945,056.85

Finding the Fourth Proportional to 15,124,269,375.07, 20,873,321,934.11 and 8,607,945,056.85

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Solution

The fourth proportional to 15,124,269,375.07, 20,873,321,934.11 and 8,607,945,056.85 is: 11,880,005,830.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,124,269,375.07 : 20,873,321,934.11 = 8,607,945,056.85 : x
  2. Step 2: Convert to fraction form
    15,124,269,375.07/20,873,321,934.11 = 8,607,945,056.85/x
  3. Step 3: Cross multiply
    15,124,269,375.07x = 20,873,321,934.11 × 8,607,945,056.85
  4. Step 4: Simplify right side
    15,124,269,375.07x = 179,676,408,362,760,863,744
  5. Step 5: Solve for x
    x = 179,676,408,362,760,863,744/15,124,269,375.07
  6. Step 6: Final answer
    x = 11,880,005,830.82

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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.