Home / 426,785,359.74-588,964,394.07-231,215,071.74

Finding the Fourth Proportional to 426,785,359.74, 588,964,394.07 and 231,215,071.74

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Solution

The fourth proportional to 426,785,359.74, 588,964,394.07 and 231,215,071.74 is: 319,077,122.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,785,359.74 : 588,964,394.07 = 231,215,071.74 : x
  2. Step 2: Convert to fraction form
    426,785,359.74/588,964,394.07 = 231,215,071.74/x
  3. Step 3: Cross multiply
    426,785,359.74x = 588,964,394.07 × 231,215,071.74
  4. Step 4: Simplify right side
    426,785,359.74x = 136,177,444,627,200,704
  5. Step 5: Solve for x
    x = 136,177,444,627,200,704/426,785,359.74
  6. Step 6: Final answer
    x = 319,077,122.77

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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.