Home / 118,759,505.20-178,148,951.94-59,641,481.75

Finding the Fourth Proportional to 118,759,505.20, 178,148,951.94 and 59,641,481.75

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Solution

The fourth proportional to 118,759,505.20, 178,148,951.94 and 59,641,481.75 is: 89,467,091.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,759,505.20 : 178,148,951.94 = 59,641,481.75 : x
  2. Step 2: Convert to fraction form
    118,759,505.20/178,148,951.94 = 59,641,481.75/x
  3. Step 3: Cross multiply
    118,759,505.20x = 178,148,951.94 × 59,641,481.75
  4. Step 4: Simplify right side
    118,759,505.20x = 10,625,067,465,911,136
  5. Step 5: Solve for x
    x = 10,625,067,465,911,136/118,759,505.20
  6. Step 6: Final answer
    x = 89,467,091.06

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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.