Home / 6,121,207,830.64-8,449,873,286.76-4,115,206,372.72

Finding the Fourth Proportional to 6,121,207,830.64, 8,449,873,286.76 and 4,115,206,372.72

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Solution

The fourth proportional to 6,121,207,830.64, 8,449,873,286.76 and 4,115,206,372.72 is: 5,680,737,096.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,121,207,830.64 : 8,449,873,286.76 = 4,115,206,372.72 : x
  2. Step 2: Convert to fraction form
    6,121,207,830.64/8,449,873,286.76 = 4,115,206,372.72/x
  3. Step 3: Cross multiply
    6,121,207,830.64x = 8,449,873,286.76 × 4,115,206,372.72
  4. Step 4: Simplify right side
    6,121,207,830.64x = 34,772,972,398,351,241,216
  5. Step 5: Solve for x
    x = 34,772,972,398,351,241,216/6,121,207,830.64
  6. Step 6: Final answer
    x = 5,680,737,096.41

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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.