Home / 117,008,631.85-175,512,947.78-56,542,455.85

Finding the Fourth Proportional to 117,008,631.85, 175,512,947.78 and 56,542,455.85

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Solution

The fourth proportional to 117,008,631.85, 175,512,947.78 and 56,542,455.85 is: 84,813,683.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,008,631.85 : 175,512,947.78 = 56,542,455.85 : x
  2. Step 2: Convert to fraction form
    117,008,631.85/175,512,947.78 = 56,542,455.85/x
  3. Step 3: Cross multiply
    117,008,631.85x = 175,512,947.78 × 56,542,455.85
  4. Step 4: Simplify right side
    117,008,631.85x = 9,923,933,100,954,006
  5. Step 5: Solve for x
    x = 9,923,933,100,954,006/117,008,631.85
  6. Step 6: Final answer
    x = 84,813,683.78

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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.