Home / 605,383,663.81-835,429,451.13-326,925,162.73

Finding the Fourth Proportional to 605,383,663.81, 835,429,451.13 and 326,925,162.73

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Solution

The fourth proportional to 605,383,663.81, 835,429,451.13 and 326,925,162.73 is: 451,156,721.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,383,663.81 : 835,429,451.13 = 326,925,162.73 : x
  2. Step 2: Convert to fraction form
    605,383,663.81/835,429,451.13 = 326,925,162.73/x
  3. Step 3: Cross multiply
    605,383,663.81x = 835,429,451.13 × 326,925,162.73
  4. Step 4: Simplify right side
    605,383,663.81x = 273,122,909,260,109,856
  5. Step 5: Solve for x
    x = 273,122,909,260,109,856/605,383,663.81
  6. Step 6: Final answer
    x = 451,156,721.91

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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.