Home / 272,536,801.20-408,805,201.80-251,491,737.60

Finding the Fourth Proportional to 272,536,801.20, 408,805,201.80 and 251,491,737.60

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Solution

The fourth proportional to 272,536,801.20, 408,805,201.80 and 251,491,737.60 is: 377,237,606.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,536,801.20 : 408,805,201.80 = 251,491,737.60 : x
  2. Step 2: Convert to fraction form
    272,536,801.20/408,805,201.80 = 251,491,737.60/x
  3. Step 3: Cross multiply
    272,536,801.20x = 408,805,201.80 × 251,491,737.60
  4. Step 4: Simplify right side
    272,536,801.20x = 102,811,130,540,600,656
  5. Step 5: Solve for x
    x = 102,811,130,540,600,656/272,536,801.20
  6. Step 6: Final answer
    x = 377,237,606.40

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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.