Home / 240,072,532.53-331,295,776.27-135,648,361.86

Finding the Fourth Proportional to 240,072,532.53, 331,295,776.27 and 135,648,361.86

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Solution

The fourth proportional to 240,072,532.53, 331,295,776.27 and 135,648,361.86 is: 187,192,299.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,072,532.53 : 331,295,776.27 = 135,648,361.86 : x
  2. Step 2: Convert to fraction form
    240,072,532.53/331,295,776.27 = 135,648,361.86/x
  3. Step 3: Cross multiply
    240,072,532.53x = 331,295,776.27 × 135,648,361.86
  4. Step 4: Simplify right side
    240,072,532.53x = 44,939,729,342,162,560
  5. Step 5: Solve for x
    x = 44,939,729,342,162,560/240,072,532.53
  6. Step 6: Final answer
    x = 187,192,299.21

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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.