Home / 5,179,431,999.70-7,769,147,999.55-4,635,236,415.70

Finding the Fourth Proportional to 5,179,431,999.70, 7,769,147,999.55 and 4,635,236,415.70

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Solution

The fourth proportional to 5,179,431,999.70, 7,769,147,999.55 and 4,635,236,415.70 is: 6,952,854,623.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,179,431,999.70 : 7,769,147,999.55 = 4,635,236,415.70 : x
  2. Step 2: Convert to fraction form
    5,179,431,999.70/7,769,147,999.55 = 4,635,236,415.70/x
  3. Step 3: Cross multiply
    5,179,431,999.70x = 7,769,147,999.55 × 4,635,236,415.70
  4. Step 4: Simplify right side
    5,179,431,999.70x = 36,011,837,726,476,967,936
  5. Step 5: Solve for x
    x = 36,011,837,726,476,967,936/5,179,431,999.70
  6. Step 6: Final answer
    x = 6,952,854,623.55

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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.