Home / 394,562,131.20-591,843,196.80-107,347,795.20

Finding the Fourth Proportional to 394,562,131.20, 591,843,196.80 and 107,347,795.20

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Solution

The fourth proportional to 394,562,131.20, 591,843,196.80 and 107,347,795.20 is: 161,021,692.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,562,131.20 : 591,843,196.80 = 107,347,795.20 : x
  2. Step 2: Convert to fraction form
    394,562,131.20/591,843,196.80 = 107,347,795.20/x
  3. Step 3: Cross multiply
    394,562,131.20x = 591,843,196.80 × 107,347,795.20
  4. Step 4: Simplify right side
    394,562,131.20x = 63,533,062,280,599,696
  5. Step 5: Solve for x
    x = 63,533,062,280,599,696/394,562,131.20
  6. Step 6: Final answer
    x = 161,021,692.80

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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.