Home / 568,838,669.36-853,258,004.24-159,894,819.86

Finding the Fourth Proportional to 568,838,669.36, 853,258,004.24 and 159,894,819.86

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Solution

The fourth proportional to 568,838,669.36, 853,258,004.24 and 159,894,819.86 is: 239,842,229.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,838,669.36 : 853,258,004.24 = 159,894,819.86 : x
  2. Step 2: Convert to fraction form
    568,838,669.36/853,258,004.24 = 159,894,819.86/x
  3. Step 3: Cross multiply
    568,838,669.36x = 853,258,004.24 × 159,894,819.86
  4. Step 4: Simplify right side
    568,838,669.36x = 136,431,534,876,992,144
  5. Step 5: Solve for x
    x = 136,431,534,876,992,144/568,838,669.36
  6. Step 6: Final answer
    x = 239,842,229.84

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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.