Home / 101,725,858.82-140,377,413.75-57,675,821.60

Finding the Fourth Proportional to 101,725,858.82, 140,377,413.75 and 57,675,821.60

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Solution

The fourth proportional to 101,725,858.82, 140,377,413.75 and 57,675,821.60 is: 79,590,212.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,725,858.82 : 140,377,413.75 = 57,675,821.60 : x
  2. Step 2: Convert to fraction form
    101,725,858.82/140,377,413.75 = 57,675,821.60/x
  3. Step 3: Cross multiply
    101,725,858.82x = 140,377,413.75 × 57,675,821.60
  4. Step 4: Simplify right side
    101,725,858.82x = 8,096,382,672,114,387
  5. Step 5: Solve for x
    x = 8,096,382,672,114,387/101,725,858.82
  6. Step 6: Final answer
    x = 79,590,212.03

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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.