Home / 566,917,001.54-782,345,455.77-306,156,617.54

Finding the Fourth Proportional to 566,917,001.54, 782,345,455.77 and 306,156,617.54

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Solution

The fourth proportional to 566,917,001.54, 782,345,455.77 and 306,156,617.54 is: 422,496,128.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,917,001.54 : 782,345,455.77 = 306,156,617.54 : x
  2. Step 2: Convert to fraction form
    566,917,001.54/782,345,455.77 = 306,156,617.54/x
  3. Step 3: Cross multiply
    566,917,001.54x = 782,345,455.77 × 306,156,617.54
  4. Step 4: Simplify right side
    566,917,001.54x = 239,520,238,486,332,896
  5. Step 5: Solve for x
    x = 239,520,238,486,332,896/566,917,001.54
  6. Step 6: Final answer
    x = 422,496,128.77

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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.