Home / 262,851,140.80-394,276,711.20-194,826,692.80

Finding the Fourth Proportional to 262,851,140.80, 394,276,711.20 and 194,826,692.80

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Solution

The fourth proportional to 262,851,140.80, 394,276,711.20 and 194,826,692.80 is: 292,240,039.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,851,140.80 : 394,276,711.20 = 194,826,692.80 : x
  2. Step 2: Convert to fraction form
    262,851,140.80/394,276,711.20 = 194,826,692.80/x
  3. Step 3: Cross multiply
    262,851,140.80x = 394,276,711.20 × 194,826,692.80
  4. Step 4: Simplify right side
    262,851,140.80x = 76,815,627,691,156,720
  5. Step 5: Solve for x
    x = 76,815,627,691,156,720/262,851,140.80
  6. Step 6: Final answer
    x = 292,240,039.20

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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.