Home / 150,475,101,115.93-207,655,673,435.94-82,809,691,333.72

Finding the Fourth Proportional to 150,475,101,115.93, 207,655,673,435.94 and 82,809,691,333.72

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Solution

The fourth proportional to 150,475,101,115.93, 207,655,673,435.94 and 82,809,691,333.72 is: 114,277,392,694.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,475,101,115.93 : 207,655,673,435.94 = 82,809,691,333.72 : x
  2. Step 2: Convert to fraction form
    150,475,101,115.93/207,655,673,435.94 = 82,809,691,333.72/x
  3. Step 3: Cross multiply
    150,475,101,115.93x = 207,655,673,435.94 × 82,809,691,333.72
  4. Step 4: Simplify right side
    150,475,101,115.93x = 17,195,902,220,925,950,492,672
  5. Step 5: Solve for x
    x = 17,195,902,220,925,950,492,672/150,475,101,115.93
  6. Step 6: Final answer
    x = 114,277,392,694.21

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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.