Home / 339,976,155.60-509,964,233.40-109,968,490.80

Finding the Fourth Proportional to 339,976,155.60, 509,964,233.40 and 109,968,490.80

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Solution

The fourth proportional to 339,976,155.60, 509,964,233.40 and 109,968,490.80 is: 164,952,736.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,976,155.60 : 509,964,233.40 = 109,968,490.80 : x
  2. Step 2: Convert to fraction form
    339,976,155.60/509,964,233.40 = 109,968,490.80/x
  3. Step 3: Cross multiply
    339,976,155.60x = 509,964,233.40 × 109,968,490.80
  4. Step 4: Simplify right side
    339,976,155.60x = 56,079,997,108,976,952
  5. Step 5: Solve for x
    x = 56,079,997,108,976,952/339,976,155.60
  6. Step 6: Final answer
    x = 164,952,736.20

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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.