Home / 161,115,177,773.21-241,631,544,940.20-47,768,399,336.54

Finding the Fourth Proportional to 161,115,177,773.21, 241,631,544,940.20 and 47,768,399,336.54

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Solution

The fourth proportional to 161,115,177,773.21, 241,631,544,940.20 and 47,768,399,336.54 is: 71,640,377,340.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,115,177,773.21 : 241,631,544,940.20 = 47,768,399,336.54 : x
  2. Step 2: Convert to fraction form
    161,115,177,773.21/241,631,544,940.20 = 47,768,399,336.54/x
  3. Step 3: Cross multiply
    161,115,177,773.21x = 241,631,544,940.20 × 47,768,399,336.54
  4. Step 4: Simplify right side
    161,115,177,773.21x = 11,542,352,131,009,068,138,496
  5. Step 5: Solve for x
    x = 11,542,352,131,009,068,138,496/161,115,177,773.21
  6. Step 6: Final answer
    x = 71,640,377,340.84

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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.