Home / 5,107,733,999.21-7,661,600,998.82-5,107,733,999.21

Finding the Fourth Proportional to 5,107,733,999.21, 7,661,600,998.82 and 5,107,733,999.21

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Solution

The fourth proportional to 5,107,733,999.21, 7,661,600,998.82 and 5,107,733,999.21 is: 7,661,600,998.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,107,733,999.21 : 7,661,600,998.82 = 5,107,733,999.21 : x
  2. Step 2: Convert to fraction form
    5,107,733,999.21/7,661,600,998.82 = 5,107,733,999.21/x
  3. Step 3: Cross multiply
    5,107,733,999.21x = 7,661,600,998.82 × 5,107,733,999.21
  4. Step 4: Simplify right side
    5,107,733,999.21x = 39,133,419,910,066,716,672
  5. Step 5: Solve for x
    x = 39,133,419,910,066,716,672/5,107,733,999.21
  6. Step 6: Final answer
    x = 7,661,600,998.82

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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.