Home / 3,906,467,474.58-5,859,463,899.87-1,385,520,622.74

Finding the Fourth Proportional to 3,906,467,474.58, 5,859,463,899.87 and 1,385,520,622.74

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Solution

The fourth proportional to 3,906,467,474.58, 5,859,463,899.87 and 1,385,520,622.74 is: 2,078,196,765.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,906,467,474.58 : 5,859,463,899.87 = 1,385,520,622.74 : x
  2. Step 2: Convert to fraction form
    3,906,467,474.58/5,859,463,899.87 = 1,385,520,622.74/x
  3. Step 3: Cross multiply
    3,906,467,474.58x = 5,859,463,899.87 × 1,385,520,622.74
  4. Step 4: Simplify right side
    3,906,467,474.58x = 8,118,408,071,470,431,232
  5. Step 5: Solve for x
    x = 8,118,408,071,470,431,232/3,906,467,474.58
  6. Step 6: Final answer
    x = 2,078,196,765.82

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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.