Home / 194,328,722,529.20-291,493,083,793.80-155,146,640,481.20

Finding the Fourth Proportional to 194,328,722,529.20, 291,493,083,793.80 and 155,146,640,481.20

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Solution

The fourth proportional to 194,328,722,529.20, 291,493,083,793.80 and 155,146,640,481.20 is: 232,719,960,721.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,328,722,529.20 : 291,493,083,793.80 = 155,146,640,481.20 : x
  2. Step 2: Convert to fraction form
    194,328,722,529.20/291,493,083,793.80 = 155,146,640,481.20/x
  3. Step 3: Cross multiply
    194,328,722,529.20x = 291,493,083,793.80 × 155,146,640,481.20
  4. Step 4: Simplify right side
    194,328,722,529.20x = 45,224,172,674,112,993,361,920
  5. Step 5: Solve for x
    x = 45,224,172,674,112,993,361,920/194,328,722,529.20
  6. Step 6: Final answer
    x = 232,719,960,721.80

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1.5x scale

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.