Home / 3,899,650,774.92-5,380,105,785.66-2,562,261,171.36

Finding the Fourth Proportional to 3,899,650,774.92, 5,380,105,785.66 and 2,562,261,171.36

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Solution

The fourth proportional to 3,899,650,774.92, 5,380,105,785.66 and 2,562,261,171.36 is: 3,534,992,477.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,899,650,774.92 : 5,380,105,785.66 = 2,562,261,171.36 : x
  2. Step 2: Convert to fraction form
    3,899,650,774.92/5,380,105,785.66 = 2,562,261,171.36/x
  3. Step 3: Cross multiply
    3,899,650,774.92x = 5,380,105,785.66 × 2,562,261,171.36
  4. Step 4: Simplify right side
    3,899,650,774.92x = 13,785,236,152,405,905,408
  5. Step 5: Solve for x
    x = 13,785,236,152,405,905,408/3,899,650,774.92
  6. Step 6: Final answer
    x = 3,534,992,477.04

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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.