Home / 5,705,855,998.20-8,558,783,997.30-3,708,488,143.80

Finding the Fourth Proportional to 5,705,855,998.20, 8,558,783,997.30 and 3,708,488,143.80

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Solution

The fourth proportional to 5,705,855,998.20, 8,558,783,997.30 and 3,708,488,143.80 is: 5,562,732,215.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,705,855,998.20 : 8,558,783,997.30 = 3,708,488,143.80 : x
  2. Step 2: Convert to fraction form
    5,705,855,998.20/8,558,783,997.30 = 3,708,488,143.80/x
  3. Step 3: Cross multiply
    5,705,855,998.20x = 8,558,783,997.30 × 3,708,488,143.80
  4. Step 4: Simplify right side
    5,705,855,998.20x = 31,740,148,979,332,222,976
  5. Step 5: Solve for x
    x = 31,740,148,979,332,222,976/5,705,855,998.20
  6. Step 6: Final answer
    x = 5,562,732,215.70

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Double scale
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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.