Home / 131,196,672,919.80-196,795,009,379.70-60,451,246,999.80

Finding the Fourth Proportional to 131,196,672,919.80, 196,795,009,379.70 and 60,451,246,999.80

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Solution

The fourth proportional to 131,196,672,919.80, 196,795,009,379.70 and 60,451,246,999.80 is: 90,676,870,499.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,196,672,919.80 : 196,795,009,379.70 = 60,451,246,999.80 : x
  2. Step 2: Convert to fraction form
    131,196,672,919.80/196,795,009,379.70 = 60,451,246,999.80/x
  3. Step 3: Cross multiply
    131,196,672,919.80x = 196,795,009,379.70 × 60,451,246,999.80
  4. Step 4: Simplify right side
    131,196,672,919.80x = 11,896,503,720,340,204,027,904
  5. Step 5: Solve for x
    x = 11,896,503,720,340,204,027,904/131,196,672,919.80
  6. Step 6: Final answer
    x = 90,676,870,499.70

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Double scale
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Similar ratio
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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.