Home / 552,647,273,180.70-762,692,701,890.30-305,444,233,882.15

Finding the Fourth Proportional to 552,647,273,180.70, 762,692,701,890.30 and 305,444,233,882.15

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Solution

The fourth proportional to 552,647,273,180.70, 762,692,701,890.30 and 305,444,233,882.15 is: 421,534,854,728.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,647,273,180.70 : 762,692,701,890.30 = 305,444,233,882.15 : x
  2. Step 2: Convert to fraction form
    552,647,273,180.70/762,692,701,890.30 = 305,444,233,882.15/x
  3. Step 3: Cross multiply
    552,647,273,180.70x = 762,692,701,890.30 × 305,444,233,882.15
  4. Step 4: Simplify right side
    552,647,273,180.70x = 232,960,088,016,389,725,487,104
  5. Step 5: Solve for x
    x = 232,960,088,016,389,725,487,104/552,647,273,180.70
  6. Step 6: Final answer
    x = 421,534,854,728.61

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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.