Home / 264,114,871.20-396,183,044.16-67,383,396.72

Finding the Fourth Proportional to 264,114,871.20, 396,183,044.16 and 67,383,396.72

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Solution

The fourth proportional to 264,114,871.20, 396,183,044.16 and 67,383,396.72 is: 101,077,834.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,114,871.20 : 396,183,044.16 = 67,383,396.72 : x
  2. Step 2: Convert to fraction form
    264,114,871.20/396,183,044.16 = 67,383,396.72/x
  3. Step 3: Cross multiply
    264,114,871.20x = 396,183,044.16 × 67,383,396.72
  4. Step 4: Simplify right side
    264,114,871.20x = 26,696,159,238,370,560
  5. Step 5: Solve for x
    x = 26,696,159,238,370,560/264,114,871.20
  6. Step 6: Final answer
    x = 101,077,834.49

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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.