Home / 86,481,207.55-119,344,064.61-47,322,982.81

Finding the Fourth Proportional to 86,481,207.55, 119,344,064.61 and 47,322,982.81

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Solution

The fourth proportional to 86,481,207.55, 119,344,064.61 and 47,322,982.81 is: 65,305,715.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,481,207.55 : 119,344,064.61 = 47,322,982.81 : x
  2. Step 2: Convert to fraction form
    86,481,207.55/119,344,064.61 = 47,322,982.81/x
  3. Step 3: Cross multiply
    86,481,207.55x = 119,344,064.61 × 47,322,982.81
  4. Step 4: Simplify right side
    86,481,207.55x = 5,647,717,118,014,560
  5. Step 5: Solve for x
    x = 5,647,717,118,014,560/86,481,207.55
  6. Step 6: Final answer
    x = 65,305,715.29

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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.