Home / 543,999,105.70-815,918,942.39-267,576,122.08

Finding the Fourth Proportional to 543,999,105.70, 815,918,942.39 and 267,576,122.08

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Solution

The fourth proportional to 543,999,105.70, 815,918,942.39 and 267,576,122.08 is: 401,324,973.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,999,105.70 : 815,918,942.39 = 267,576,122.08 : x
  2. Step 2: Convert to fraction form
    543,999,105.70/815,918,942.39 = 267,576,122.08/x
  3. Step 3: Cross multiply
    543,999,105.70x = 815,918,942.39 × 267,576,122.08
  4. Step 4: Simplify right side
    543,999,105.70x = 218,320,426,536,331,136
  5. Step 5: Solve for x
    x = 218,320,426,536,331,136/543,999,105.70
  6. Step 6: Final answer
    x = 401,324,973.24

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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.