Home / 629,856,264.42-869,200,361.73-351,381,180.42

Finding the Fourth Proportional to 629,856,264.42, 869,200,361.73 and 351,381,180.42

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Solution

The fourth proportional to 629,856,264.42, 869,200,361.73 and 351,381,180.42 is: 484,905,313.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,856,264.42 : 869,200,361.73 = 351,381,180.42 : x
  2. Step 2: Convert to fraction form
    629,856,264.42/869,200,361.73 = 351,381,180.42/x
  3. Step 3: Cross multiply
    629,856,264.42x = 869,200,361.73 × 351,381,180.42
  4. Step 4: Simplify right side
    629,856,264.42x = 305,420,649,126,178,432
  5. Step 5: Solve for x
    x = 305,420,649,126,178,432/629,856,264.42
  6. Step 6: Final answer
    x = 484,905,313.13

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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.