Home / 231,815,628.20-347,723,442.30-104,413,644.20

Finding the Fourth Proportional to 231,815,628.20, 347,723,442.30 and 104,413,644.20

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Solution

The fourth proportional to 231,815,628.20, 347,723,442.30 and 104,413,644.20 is: 156,620,466.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,815,628.20 : 347,723,442.30 = 104,413,644.20 : x
  2. Step 2: Convert to fraction form
    231,815,628.20/347,723,442.30 = 104,413,644.20/x
  3. Step 3: Cross multiply
    231,815,628.20x = 347,723,442.30 × 104,413,644.20
  4. Step 4: Simplify right side
    231,815,628.20x = 36,307,071,784,311,432
  5. Step 5: Solve for x
    x = 36,307,071,784,311,432/231,815,628.20
  6. Step 6: Final answer
    x = 156,620,466.30

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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.