Home / 694,920,806.20-1,042,380,372.90-177,351,302.20

Finding the Fourth Proportional to 694,920,806.20, 1,042,380,372.90 and 177,351,302.20

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Solution

The fourth proportional to 694,920,806.20, 1,042,380,372.90 and 177,351,302.20 is: 266,026,739.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,920,806.20 : 1,042,380,372.90 = 177,351,302.20 : x
  2. Step 2: Convert to fraction form
    694,920,806.20/1,042,380,372.90 = 177,351,302.20/x
  3. Step 3: Cross multiply
    694,920,806.20x = 1,042,380,372.90 × 177,351,302.20
  4. Step 4: Simplify right side
    694,920,806.20x = 184,867,516,521,536,576
  5. Step 5: Solve for x
    x = 184,867,516,521,536,576/694,920,806.20
  6. Step 6: Final answer
    x = 266,026,739.84

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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.