Home / 100,792,507.80-151,188,761.70-49,774,171.80

Finding the Fourth Proportional to 100,792,507.80, 151,188,761.70 and 49,774,171.80

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Solution

The fourth proportional to 100,792,507.80, 151,188,761.70 and 49,774,171.80 is: 74,661,257.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,792,507.80 : 151,188,761.70 = 49,774,171.80 : x
  2. Step 2: Convert to fraction form
    100,792,507.80/151,188,761.70 = 49,774,171.80/x
  3. Step 3: Cross multiply
    100,792,507.80x = 151,188,761.70 × 49,774,171.80
  4. Step 4: Simplify right side
    100,792,507.80x = 7,525,295,399,085,059
  5. Step 5: Solve for x
    x = 7,525,295,399,085,059/100,792,507.80
  6. Step 6: Final answer
    x = 74,661,257.70

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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.