Home / 36,550,734,623.80-50,439,040,530.70-21,100,355,602.96

Finding the Fourth Proportional to 36,550,734,623.80, 50,439,040,530.70 and 21,100,355,602.96

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Solution

The fourth proportional to 36,550,734,623.80, 50,439,040,530.70 and 21,100,355,602.96 is: 29,117,928,884.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,550,734,623.80 : 50,439,040,530.70 = 21,100,355,602.96 : x
  2. Step 2: Convert to fraction form
    36,550,734,623.80/50,439,040,530.70 = 21,100,355,602.96/x
  3. Step 3: Cross multiply
    36,550,734,623.80x = 50,439,040,530.70 × 21,100,355,602.96
  4. Step 4: Simplify right side
    36,550,734,623.80x = 1,064,281,691,469,882,195,968
  5. Step 5: Solve for x
    x = 1,064,281,691,469,882,195,968/36,550,734,623.80
  6. Step 6: Final answer
    x = 29,117,928,884.99

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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.