Home / 325,596,600.30-488,394,900.45-196,456,437.30

Finding the Fourth Proportional to 325,596,600.30, 488,394,900.45 and 196,456,437.30

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Solution

The fourth proportional to 325,596,600.30, 488,394,900.45 and 196,456,437.30 is: 294,684,655.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,596,600.30 : 488,394,900.45 = 196,456,437.30 : x
  2. Step 2: Convert to fraction form
    325,596,600.30/488,394,900.45 = 196,456,437.30/x
  3. Step 3: Cross multiply
    325,596,600.30x = 488,394,900.45 × 196,456,437.30
  4. Step 4: Simplify right side
    325,596,600.30x = 95,948,322,137,895,168
  5. Step 5: Solve for x
    x = 95,948,322,137,895,168/325,596,600.30
  6. Step 6: Final answer
    x = 294,684,655.95

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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.