Home / 456,192,807.20-684,156,500.40-251,818,791.20

Finding the Fourth Proportional to 456,192,807.20, 684,156,500.40 and 251,818,791.20

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Solution

The fourth proportional to 456,192,807.20, 684,156,500.40 and 251,818,791.20 is: 377,654,930.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,192,807.20 : 684,156,500.40 = 251,818,791.20 : x
  2. Step 2: Convert to fraction form
    456,192,807.20/684,156,500.40 = 251,818,791.20/x
  3. Step 3: Cross multiply
    456,192,807.20x = 684,156,500.40 × 251,818,791.20
  4. Step 4: Simplify right side
    456,192,807.20x = 172,283,462,922,350,304
  5. Step 5: Solve for x
    x = 172,283,462,922,350,304/456,192,807.20
  6. Step 6: Final answer
    x = 377,654,930.55

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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.