Home / 360,731,826,680.80-497,811,084,037.60-200,339,744,234.80

Finding the Fourth Proportional to 360,731,826,680.80, 497,811,084,037.60 and 200,339,744,234.80

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Solution

The fourth proportional to 360,731,826,680.80, 497,811,084,037.60 and 200,339,744,234.80 is: 276,469,493,060.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,731,826,680.80 : 497,811,084,037.60 = 200,339,744,234.80 : x
  2. Step 2: Convert to fraction form
    360,731,826,680.80/497,811,084,037.60 = 200,339,744,234.80/x
  3. Step 3: Cross multiply
    360,731,826,680.80x = 497,811,084,037.60 × 200,339,744,234.80
  4. Step 4: Simplify right side
    360,731,826,680.80x = 99,731,345,253,341,297,901,568
  5. Step 5: Solve for x
    x = 99,731,345,253,341,297,901,568/360,731,826,680.80
  6. Step 6: Final answer
    x = 276,469,493,060.81

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.