Home / 86,321,372.84-119,122,104.31-47,162,308.76

Finding the Fourth Proportional to 86,321,372.84, 119,122,104.31 and 47,162,308.76

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Solution

The fourth proportional to 86,321,372.84, 119,122,104.31 and 47,162,308.76 is: 65,083,226.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,321,372.84 : 119,122,104.31 = 47,162,308.76 : x
  2. Step 2: Convert to fraction form
    86,321,372.84/119,122,104.31 = 47,162,308.76/x
  3. Step 3: Cross multiply
    86,321,372.84x = 119,122,104.31 × 47,162,308.76
  4. Step 4: Simplify right side
    86,321,372.84x = 5,618,073,463,609,147
  5. Step 5: Solve for x
    x = 5,618,073,463,609,147/86,321,372.84
  6. Step 6: Final answer
    x = 65,083,226.54

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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.