Home / 235,214,843.72-324,637,113.32-136,150,212.46

Finding the Fourth Proportional to 235,214,843.72, 324,637,113.32 and 136,150,212.46

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Solution

The fourth proportional to 235,214,843.72, 324,637,113.32 and 136,150,212.46 is: 187,910,810.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,214,843.72 : 324,637,113.32 = 136,150,212.46 : x
  2. Step 2: Convert to fraction form
    235,214,843.72/324,637,113.32 = 136,150,212.46/x
  3. Step 3: Cross multiply
    235,214,843.72x = 324,637,113.32 × 136,150,212.46
  4. Step 4: Simplify right side
    235,214,843.72x = 44,199,411,950,919,096
  5. Step 5: Solve for x
    x = 44,199,411,950,919,096/235,214,843.72
  6. Step 6: Final answer
    x = 187,910,810.61

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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.