Home / 339,976,072.10-509,964,108.15-109,968,407.30

Finding the Fourth Proportional to 339,976,072.10, 509,964,108.15 and 109,968,407.30

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Solution

The fourth proportional to 339,976,072.10, 509,964,108.15 and 109,968,407.30 is: 164,952,610.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,976,072.10 : 509,964,108.15 = 109,968,407.30 : x
  2. Step 2: Convert to fraction form
    339,976,072.10/509,964,108.15 = 109,968,407.30/x
  3. Step 3: Cross multiply
    339,976,072.10x = 509,964,108.15 × 109,968,407.30
  4. Step 4: Simplify right side
    339,976,072.10x = 56,079,940,753,420,448
  5. Step 5: Solve for x
    x = 56,079,940,753,420,448/339,976,072.10
  6. Step 6: Final answer
    x = 164,952,610.95

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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.