Home / 158,925,702.49-219,335,632.19-88,368,347.64

Finding the Fourth Proportional to 158,925,702.49, 219,335,632.19 and 88,368,347.64

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Solution

The fourth proportional to 158,925,702.49, 219,335,632.19 and 88,368,347.64 is: 121,958,418.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,925,702.49 : 219,335,632.19 = 88,368,347.64 : x
  2. Step 2: Convert to fraction form
    158,925,702.49/219,335,632.19 = 88,368,347.64/x
  3. Step 3: Cross multiply
    158,925,702.49x = 219,335,632.19 × 88,368,347.64
  4. Step 4: Simplify right side
    158,925,702.49x = 19,382,327,395,205,096
  5. Step 5: Solve for x
    x = 19,382,327,395,205,096/158,925,702.49
  6. Step 6: Final answer
    x = 121,958,418.88

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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.