Home / 276,850,820.20-415,276,230.30-263,413,892.20

Finding the Fourth Proportional to 276,850,820.20, 415,276,230.30 and 263,413,892.20

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Solution

The fourth proportional to 276,850,820.20, 415,276,230.30 and 263,413,892.20 is: 395,120,838.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,850,820.20 : 415,276,230.30 = 263,413,892.20 : x
  2. Step 2: Convert to fraction form
    276,850,820.20/415,276,230.30 = 263,413,892.20/x
  3. Step 3: Cross multiply
    276,850,820.20x = 415,276,230.30 × 263,413,892.20
  4. Step 4: Simplify right side
    276,850,820.20x = 109,389,528,161,466,576
  5. Step 5: Solve for x
    x = 109,389,528,161,466,576/276,850,820.20
  6. Step 6: Final answer
    x = 395,120,838.30

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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.