Home / 193,737,913,350.38-290,755,197,865.91-87,694,449,898.86

Finding the Fourth Proportional to 193,737,913,350.38, 290,755,197,865.91 and 87,694,449,898.86

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Solution

The fourth proportional to 193,737,913,350.38, 290,755,197,865.91 and 87,694,449,898.86 is: 131,608,814,666.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,737,913,350.38 : 290,755,197,865.91 = 87,694,449,898.86 : x
  2. Step 2: Convert to fraction form
    193,737,913,350.38/290,755,197,865.91 = 87,694,449,898.86/x
  3. Step 3: Cross multiply
    193,737,913,350.38x = 290,755,197,865.91 × 87,694,449,898.86
  4. Step 4: Simplify right side
    193,737,913,350.38x = 25,497,617,132,085,168,832,512
  5. Step 5: Solve for x
    x = 25,497,617,132,085,168,832,512/193,737,913,350.38
  6. Step 6: Final answer
    x = 131,608,814,666.92

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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.