Home / 694,920,692.20-1,042,380,201.90-177,351,188.20

Finding the Fourth Proportional to 694,920,692.20, 1,042,380,201.90 and 177,351,188.20

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Solution

The fourth proportional to 694,920,692.20, 1,042,380,201.90 and 177,351,188.20 is: 266,026,568.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,920,692.20 : 1,042,380,201.90 = 177,351,188.20 : x
  2. Step 2: Convert to fraction form
    694,920,692.20/1,042,380,201.90 = 177,351,188.20/x
  3. Step 3: Cross multiply
    694,920,692.20x = 1,042,380,201.90 × 177,351,188.20
  4. Step 4: Simplify right side
    694,920,692.20x = 184,867,367,363,120,896
  5. Step 5: Solve for x
    x = 184,867,367,363,120,896/694,920,692.20
  6. Step 6: Final answer
    x = 266,026,568.84

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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.