Home / 331,719,920.10-497,579,880.15-267,149,838.60

Finding the Fourth Proportional to 331,719,920.10, 497,579,880.15 and 267,149,838.60

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Solution

The fourth proportional to 331,719,920.10, 497,579,880.15 and 267,149,838.60 is: 400,724,757.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,719,920.10 : 497,579,880.15 = 267,149,838.60 : x
  2. Step 2: Convert to fraction form
    331,719,920.10/497,579,880.15 = 267,149,838.60/x
  3. Step 3: Cross multiply
    331,719,920.10x = 497,579,880.15 × 267,149,838.60
  4. Step 4: Simplify right side
    331,719,920.10x = 132,928,384,672,679,840
  5. Step 5: Solve for x
    x = 132,928,384,672,679,840/331,719,920.10
  6. Step 6: Final answer
    x = 400,724,757.90

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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.