Home / 132,150,801,357.58-198,085,071,872.47-75,368,398,034.81

Finding the Fourth Proportional to 132,150,801,357.58, 198,085,071,872.47 and 75,368,398,034.81

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Solution

The fourth proportional to 132,150,801,357.58, 198,085,071,872.47 and 75,368,398,034.81 is: 112,972,107,533.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,150,801,357.58 : 198,085,071,872.47 = 75,368,398,034.81 : x
  2. Step 2: Convert to fraction form
    132,150,801,357.58/198,085,071,872.47 = 75,368,398,034.81/x
  3. Step 3: Cross multiply
    132,150,801,357.58x = 198,085,071,872.47 × 75,368,398,034.81
  4. Step 4: Simplify right side
    132,150,801,357.58x = 14,929,354,541,638,661,177,344
  5. Step 5: Solve for x
    x = 14,929,354,541,638,661,177,344/132,150,801,357.58
  6. Step 6: Final answer
    x = 112,972,107,533.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.