Home / 193,737,913,349.88-290,755,197,865.16-87,694,449,898.36

Finding the Fourth Proportional to 193,737,913,349.88, 290,755,197,865.16 and 87,694,449,898.36

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Solution

The fourth proportional to 193,737,913,349.88, 290,755,197,865.16 and 87,694,449,898.36 is: 131,608,814,666.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,737,913,349.88 : 290,755,197,865.16 = 87,694,449,898.36 : x
  2. Step 2: Convert to fraction form
    193,737,913,349.88/290,755,197,865.16 = 87,694,449,898.36/x
  3. Step 3: Cross multiply
    193,737,913,349.88x = 290,755,197,865.16 × 87,694,449,898.36
  4. Step 4: Simplify right side
    193,737,913,349.88x = 25,497,617,131,874,019,180,544
  5. Step 5: Solve for x
    x = 25,497,617,131,874,019,180,544/193,737,913,349.88
  6. Step 6: Final answer
    x = 131,608,814,666.17

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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.