Home / 86,321,373.59-119,122,105.34-47,162,309.51

Finding the Fourth Proportional to 86,321,373.59, 119,122,105.34 and 47,162,309.51

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Solution

The fourth proportional to 86,321,373.59, 119,122,105.34 and 47,162,309.51 is: 65,083,227.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,321,373.59 : 119,122,105.34 = 47,162,309.51 : x
  2. Step 2: Convert to fraction form
    86,321,373.59/119,122,105.34 = 47,162,309.51/x
  3. Step 3: Cross multiply
    86,321,373.59x = 119,122,105.34 × 47,162,309.51
  4. Step 4: Simplify right side
    86,321,373.59x = 5,618,073,601,527,904
  5. Step 5: Solve for x
    x = 5,618,073,601,527,904/86,321,373.59
  6. Step 6: Final answer
    x = 65,083,227.57

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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.