Home / 132,945,180.18-183,494,959.24-77,958,751.38

Finding the Fourth Proportional to 132,945,180.18, 183,494,959.24 and 77,958,751.38

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Solution

The fourth proportional to 132,945,180.18, 183,494,959.24 and 77,958,751.38 is: 107,601,026.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,945,180.18 : 183,494,959.24 = 77,958,751.38 : x
  2. Step 2: Convert to fraction form
    132,945,180.18/183,494,959.24 = 77,958,751.38/x
  3. Step 3: Cross multiply
    132,945,180.18x = 183,494,959.24 × 77,958,751.38
  4. Step 4: Simplify right side
    132,945,180.18x = 14,305,037,906,874,394
  5. Step 5: Solve for x
    x = 14,305,037,906,874,394/132,945,180.18
  6. Step 6: Final answer
    x = 107,601,026.89

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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.