Home / 325,025,788.64-487,567,026.56-91,858,951.36

Finding the Fourth Proportional to 325,025,788.64, 487,567,026.56 and 91,858,951.36

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Solution

The fourth proportional to 325,025,788.64, 487,567,026.56 and 91,858,951.36 is: 137,796,437.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,025,788.64 : 487,567,026.56 = 91,858,951.36 : x
  2. Step 2: Convert to fraction form
    325,025,788.64/487,567,026.56 = 91,858,951.36/x
  3. Step 3: Cross multiply
    325,025,788.64x = 487,567,026.56 × 91,858,951.36
  4. Step 4: Simplify right side
    325,025,788.64x = 44,787,395,777,514,872
  5. Step 5: Solve for x
    x = 44,787,395,777,514,872/325,025,788.64
  6. Step 6: Final answer
    x = 137,796,437.52

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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.