Home / 15,667,823,383.67-21,621,504,174.44-8,531,220,108.13

Finding the Fourth Proportional to 15,667,823,383.67, 21,621,504,174.44 and 8,531,220,108.13

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Solution

The fourth proportional to 15,667,823,383.67, 21,621,504,174.44 and 8,531,220,108.13 is: 11,773,033,602.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,667,823,383.67 : 21,621,504,174.44 = 8,531,220,108.13 : x
  2. Step 2: Convert to fraction form
    15,667,823,383.67/21,621,504,174.44 = 8,531,220,108.13/x
  3. Step 3: Cross multiply
    15,667,823,383.67x = 21,621,504,174.44 × 8,531,220,108.13
  4. Step 4: Simplify right side
    15,667,823,383.67x = 184,457,811,180,999,245,824
  5. Step 5: Solve for x
    x = 184,457,811,180,999,245,824/15,667,823,383.67
  6. Step 6: Final answer
    x = 11,773,033,602.95

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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.