Home / 966,222,855.12-1,449,293,799.96-311,159,381.88

Finding the Fourth Proportional to 966,222,855.12, 1,449,293,799.96 and 311,159,381.88

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Solution

The fourth proportional to 966,222,855.12, 1,449,293,799.96 and 311,159,381.88 is: 466,726,035.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,222,855.12 : 1,449,293,799.96 = 311,159,381.88 : x
  2. Step 2: Convert to fraction form
    966,222,855.12/1,449,293,799.96 = 311,159,381.88/x
  3. Step 3: Cross multiply
    966,222,855.12x = 1,449,293,799.96 × 311,159,381.88
  4. Step 4: Simplify right side
    966,222,855.12x = 450,961,362,958,069,952
  5. Step 5: Solve for x
    x = 450,961,362,958,069,952/966,222,855.12
  6. Step 6: Final answer
    x = 466,726,035.89

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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.