Home / 101,151,097.17-139,588,512.34-54,741,351.08

Finding the Fourth Proportional to 101,151,097.17, 139,588,512.34 and 54,741,351.08

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Solution

The fourth proportional to 101,151,097.17, 139,588,512.34 and 54,741,351.08 is: 75,543,063.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,151,097.17 : 139,588,512.34 = 54,741,351.08 : x
  2. Step 2: Convert to fraction form
    101,151,097.17/139,588,512.34 = 54,741,351.08/x
  3. Step 3: Cross multiply
    101,151,097.17x = 139,588,512.34 × 54,741,351.08
  4. Step 4: Simplify right side
    101,151,097.17x = 7,641,263,760,738,852
  5. Step 5: Solve for x
    x = 7,641,263,760,738,852/101,151,097.17
  6. Step 6: Final answer
    x = 75,543,063.54

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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.