Home / 255,512,463.30-383,324,682.15-82,959,912.90

Finding the Fourth Proportional to 255,512,463.30, 383,324,682.15 and 82,959,912.90

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Solution

The fourth proportional to 255,512,463.30, 383,324,682.15 and 82,959,912.90 is: 124,458,047.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,512,463.30 : 383,324,682.15 = 82,959,912.90 : x
  2. Step 2: Convert to fraction form
    255,512,463.30/383,324,682.15 = 82,959,912.90/x
  3. Step 3: Cross multiply
    255,512,463.30x = 383,324,682.15 × 82,959,912.90
  4. Step 4: Simplify right side
    255,512,463.30x = 31,800,582,243,584,184
  5. Step 5: Solve for x
    x = 31,800,582,243,584,184/255,512,463.30
  6. Step 6: Final answer
    x = 124,458,047.30

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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.