Home / 158,703,899.27-219,043,601.60-91,725,702.53

Finding the Fourth Proportional to 158,703,899.27, 219,043,601.60 and 91,725,702.53

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Solution

The fourth proportional to 158,703,899.27, 219,043,601.60 and 91,725,702.53 is: 126,600,091.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,703,899.27 : 219,043,601.60 = 91,725,702.53 : x
  2. Step 2: Convert to fraction form
    158,703,899.27/219,043,601.60 = 91,725,702.53/x
  3. Step 3: Cross multiply
    158,703,899.27x = 219,043,601.60 × 91,725,702.53
  4. Step 4: Simplify right side
    158,703,899.27x = 20,091,928,239,907,588
  5. Step 5: Solve for x
    x = 20,091,928,239,907,588/158,703,899.27
  6. Step 6: Final answer
    x = 126,600,091.95

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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.