Home / 141,795,970.74-195,694,010.64-82,270,379.70

Finding the Fourth Proportional to 141,795,970.74, 195,694,010.64 and 82,270,379.70

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Solution

The fourth proportional to 141,795,970.74, 195,694,010.64 and 82,270,379.70 is: 113,542,158.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,795,970.74 : 195,694,010.64 = 82,270,379.70 : x
  2. Step 2: Convert to fraction form
    141,795,970.74/195,694,010.64 = 82,270,379.70/x
  3. Step 3: Cross multiply
    141,795,970.74x = 195,694,010.64 × 82,270,379.70
  4. Step 4: Simplify right side
    141,795,970.74x = 16,099,820,560,368,640
  5. Step 5: Solve for x
    x = 16,099,820,560,368,640/141,795,970.74
  6. Step 6: Final answer
    x = 113,542,158.33

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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.