Home / 284,231,998.80-426,347,998.20-267,013,310.40

Finding the Fourth Proportional to 284,231,998.80, 426,347,998.20 and 267,013,310.40

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Solution

The fourth proportional to 284,231,998.80, 426,347,998.20 and 267,013,310.40 is: 400,519,965.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,231,998.80 : 426,347,998.20 = 267,013,310.40 : x
  2. Step 2: Convert to fraction form
    284,231,998.80/426,347,998.20 = 267,013,310.40/x
  3. Step 3: Cross multiply
    284,231,998.80x = 426,347,998.20 × 267,013,310.40
  4. Step 4: Simplify right side
    284,231,998.80x = 113,840,590,381,795,248
  5. Step 5: Solve for x
    x = 113,840,590,381,795,248/284,231,998.80
  6. Step 6: Final answer
    x = 400,519,965.60

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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.