Home / 543,999,692.16-815,919,818.94-267,576,708.42

Finding the Fourth Proportional to 543,999,692.16, 815,919,818.94 and 267,576,708.42

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Solution

The fourth proportional to 543,999,692.16, 815,919,818.94 and 267,576,708.42 is: 401,325,851.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,999,692.16 : 815,919,818.94 = 267,576,708.42 : x
  2. Step 2: Convert to fraction form
    543,999,692.16/815,919,818.94 = 267,576,708.42/x
  3. Step 3: Cross multiply
    543,999,692.16x = 815,919,818.94 × 267,576,708.42
  4. Step 4: Simplify right side
    543,999,692.16x = 218,321,139,486,607,584
  5. Step 5: Solve for x
    x = 218,321,139,486,607,584/543,999,692.16
  6. Step 6: Final answer
    x = 401,325,851.16

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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.