Home / 138,965,501.58-208,449,749.16-41,922,049.92

Finding the Fourth Proportional to 138,965,501.58, 208,449,749.16 and 41,922,049.92

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Solution

The fourth proportional to 138,965,501.58, 208,449,749.16 and 41,922,049.92 is: 62,883,526.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,965,501.58 : 208,449,749.16 = 41,922,049.92 : x
  2. Step 2: Convert to fraction form
    138,965,501.58/208,449,749.16 = 41,922,049.92/x
  3. Step 3: Cross multiply
    138,965,501.58x = 208,449,749.16 × 41,922,049.92
  4. Step 4: Simplify right side
    138,965,501.58x = 8,738,640,790,096,998
  5. Step 5: Solve for x
    x = 8,738,640,790,096,998/138,965,501.58
  6. Step 6: Final answer
    x = 62,883,526.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.