Home / 27,287,261,505.10-40,930,892,257.65-13,305,686,524.30

Finding the Fourth Proportional to 27,287,261,505.10, 40,930,892,257.65 and 13,305,686,524.30

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Solution

The fourth proportional to 27,287,261,505.10, 40,930,892,257.65 and 13,305,686,524.30 is: 19,958,529,786.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,287,261,505.10 : 40,930,892,257.65 = 13,305,686,524.30 : x
  2. Step 2: Convert to fraction form
    27,287,261,505.10/40,930,892,257.65 = 13,305,686,524.30/x
  3. Step 3: Cross multiply
    27,287,261,505.10x = 40,930,892,257.65 × 13,305,686,524.30
  4. Step 4: Simplify right side
    27,287,261,505.10x = 544,613,621,540,188,782,592
  5. Step 5: Solve for x
    x = 544,613,621,540,188,782,592/27,287,261,505.10
  6. Step 6: Final answer
    x = 19,958,529,786.45

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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.