Home / 150,475,101,393.75-207,655,673,818.56-82,809,691,611.85

Finding the Fourth Proportional to 150,475,101,393.75, 207,655,673,818.56 and 82,809,691,611.85

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Solution

The fourth proportional to 150,475,101,393.75, 207,655,673,818.56 and 82,809,691,611.85 is: 114,277,393,077.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,475,101,393.75 : 207,655,673,818.56 = 82,809,691,611.85 : x
  2. Step 2: Convert to fraction form
    150,475,101,393.75/207,655,673,818.56 = 82,809,691,611.85/x
  3. Step 3: Cross multiply
    150,475,101,393.75x = 207,655,673,818.56 × 82,809,691,611.85
  4. Step 4: Simplify right side
    150,475,101,393.75x = 17,195,902,310,366,283,038,720
  5. Step 5: Solve for x
    x = 17,195,902,310,366,283,038,720/150,475,101,393.75
  6. Step 6: Final answer
    x = 114,277,393,077.61

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1.5x scale

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.