Home / 20,716,244,464.89-31,061,006,225.24-8,126,375,015.01

Finding the Fourth Proportional to 20,716,244,464.89, 31,061,006,225.24 and 8,126,375,015.01

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Solution

The fourth proportional to 20,716,244,464.89, 31,061,006,225.24 and 8,126,375,015.01 is: 12,184,321,601.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,716,244,464.89 : 31,061,006,225.24 = 8,126,375,015.01 : x
  2. Step 2: Convert to fraction form
    20,716,244,464.89/31,061,006,225.24 = 8,126,375,015.01/x
  3. Step 3: Cross multiply
    20,716,244,464.89x = 31,061,006,225.24 × 8,126,375,015.01
  4. Step 4: Simplify right side
    20,716,244,464.89x = 252,413,384,929,819,787,264
  5. Step 5: Solve for x
    x = 252,413,384,929,819,787,264/20,716,244,464.89
  6. Step 6: Final answer
    x = 12,184,321,601.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.