Home / 267,131,981.70-400,464,692.55-103,481,396.10

Finding the Fourth Proportional to 267,131,981.70, 400,464,692.55 and 103,481,396.10

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Solution

The fourth proportional to 267,131,981.70, 400,464,692.55 and 103,481,396.10 is: 155,131,726.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,131,981.70 : 400,464,692.55 = 103,481,396.10 : x
  2. Step 2: Convert to fraction form
    267,131,981.70/400,464,692.55 = 103,481,396.10/x
  3. Step 3: Cross multiply
    267,131,981.70x = 400,464,692.55 × 103,481,396.10
  4. Step 4: Simplify right side
    267,131,981.70x = 41,440,645,473,831,264
  5. Step 5: Solve for x
    x = 41,440,645,473,831,264/267,131,981.70
  6. Step 6: Final answer
    x = 155,131,726.31

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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.