Home / 236,218,793.70-354,328,190.55-187,432,509.90

Finding the Fourth Proportional to 236,218,793.70, 354,328,190.55 and 187,432,509.90

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Solution

The fourth proportional to 236,218,793.70, 354,328,190.55 and 187,432,509.90 is: 281,148,764.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,218,793.70 : 354,328,190.55 = 187,432,509.90 : x
  2. Step 2: Convert to fraction form
    236,218,793.70/354,328,190.55 = 187,432,509.90/x
  3. Step 3: Cross multiply
    236,218,793.70x = 354,328,190.55 × 187,432,509.90
  4. Step 4: Simplify right side
    236,218,793.70x = 66,412,622,083,111,968
  5. Step 5: Solve for x
    x = 66,412,622,083,111,968/236,218,793.70
  6. Step 6: Final answer
    x = 281,148,764.85

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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.