Home / 629,856,264.92-869,200,362.42-351,381,180.92

Finding the Fourth Proportional to 629,856,264.92, 869,200,362.42 and 351,381,180.92

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Solution

The fourth proportional to 629,856,264.92, 869,200,362.42 and 351,381,180.92 is: 484,905,313.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,856,264.92 : 869,200,362.42 = 351,381,180.92 : x
  2. Step 2: Convert to fraction form
    629,856,264.92/869,200,362.42 = 351,381,180.92/x
  3. Step 3: Cross multiply
    629,856,264.92x = 869,200,362.42 × 351,381,180.92
  4. Step 4: Simplify right side
    629,856,264.92x = 305,420,649,803,231,616
  5. Step 5: Solve for x
    x = 305,420,649,803,231,616/629,856,264.92
  6. Step 6: Final answer
    x = 484,905,313.82

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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.