Home / 396,228,889.37-546,846,312.63-239,597,117.25

Finding the Fourth Proportional to 396,228,889.37, 546,846,312.63 and 239,597,117.25

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Solution

The fourth proportional to 396,228,889.37, 546,846,312.63 and 239,597,117.25 is: 330,674,525.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,228,889.37 : 546,846,312.63 = 239,597,117.25 : x
  2. Step 2: Convert to fraction form
    396,228,889.37/546,846,312.63 = 239,597,117.25/x
  3. Step 3: Cross multiply
    396,228,889.37x = 546,846,312.63 × 239,597,117.25
  4. Step 4: Simplify right side
    396,228,889.37x = 131,022,800,084,940,272
  5. Step 5: Solve for x
    x = 131,022,800,084,940,272/396,228,889.37
  6. Step 6: Final answer
    x = 330,674,525.76

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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.