Home / 533,846,601-736,785,653.04-298,912,401.72

Finding the Fourth Proportional to 533,846,601, 736,785,653.04 and 298,912,401.72

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Solution

The fourth proportional to 533,846,601, 736,785,653.04 and 298,912,401.72 is: 412,542,420.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,846,601 : 736,785,653.04 = 298,912,401.72 : x
  2. Step 2: Convert to fraction form
    533,846,601/736,785,653.04 = 298,912,401.72/x
  3. Step 3: Cross multiply
    533,846,601x = 736,785,653.04 × 298,912,401.72
  4. Step 4: Simplify right side
    533,846,601x = 220,234,369,103,025,024
  5. Step 5: Solve for x
    x = 220,234,369,103,025,024/533,846,601
  6. Step 6: Final answer
    x = 412,542,420.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.