Home / 240,072,531.53-331,295,774.90-135,648,360.86

Finding the Fourth Proportional to 240,072,531.53, 331,295,774.90 and 135,648,360.86

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Solution

The fourth proportional to 240,072,531.53, 331,295,774.90 and 135,648,360.86 is: 187,192,297.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,072,531.53 : 331,295,774.90 = 135,648,360.86 : x
  2. Step 2: Convert to fraction form
    240,072,531.53/331,295,774.90 = 135,648,360.86/x
  3. Step 3: Cross multiply
    240,072,531.53x = 331,295,774.90 × 135,648,360.86
  4. Step 4: Simplify right side
    240,072,531.53x = 44,939,728,822,693,800
  5. Step 5: Solve for x
    x = 44,939,728,822,693,800/240,072,531.53
  6. Step 6: Final answer
    x = 187,192,297.83

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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.