Home / 119,682,126.78-179,523,239.40-28,805,715.78

Finding the Fourth Proportional to 119,682,126.78, 179,523,239.40 and 28,805,715.78

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Solution

The fourth proportional to 119,682,126.78, 179,523,239.40 and 28,805,715.78 is: 43,208,585.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,682,126.78 : 179,523,239.40 = 28,805,715.78 : x
  2. Step 2: Convert to fraction form
    119,682,126.78/179,523,239.40 = 28,805,715.78/x
  3. Step 3: Cross multiply
    119,682,126.78x = 179,523,239.40 × 28,805,715.78
  4. Step 4: Simplify right side
    119,682,126.78x = 5,171,295,410,061,298
  5. Step 5: Solve for x
    x = 5,171,295,410,061,298/119,682,126.78
  6. Step 6: Final answer
    x = 43,208,585.52

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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.