Home / 136,558,072.94-188,449,759.54-73,833,731.96

Finding the Fourth Proportional to 136,558,072.94, 188,449,759.54 and 73,833,731.96

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Solution

The fourth proportional to 136,558,072.94, 188,449,759.54 and 73,833,731.96 is: 101,890,344.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,558,072.94 : 188,449,759.54 = 73,833,731.96 : x
  2. Step 2: Convert to fraction form
    136,558,072.94/188,449,759.54 = 73,833,731.96/x
  3. Step 3: Cross multiply
    136,558,072.94x = 188,449,759.54 × 73,833,731.96
  4. Step 4: Simplify right side
    136,558,072.94x = 13,913,949,032,952,856
  5. Step 5: Solve for x
    x = 13,913,949,032,952,856/136,558,072.94
  6. Step 6: Final answer
    x = 101,890,344.04

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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.