Home / 457,363,694.34-631,160,524.08-248,520,474.18

Finding the Fourth Proportional to 457,363,694.34, 631,160,524.08 and 248,520,474.18

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Solution

The fourth proportional to 457,363,694.34, 631,160,524.08 and 248,520,474.18 is: 342,957,507.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,363,694.34 : 631,160,524.08 = 248,520,474.18 : x
  2. Step 2: Convert to fraction form
    457,363,694.34/631,160,524.08 = 248,520,474.18/x
  3. Step 3: Cross multiply
    457,363,694.34x = 631,160,524.08 × 248,520,474.18
  4. Step 4: Simplify right side
    457,363,694.34x = 156,856,312,728,058,912
  5. Step 5: Solve for x
    x = 156,856,312,728,058,912/457,363,694.34
  6. Step 6: Final answer
    x = 342,957,507.71

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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.