Home / 331,776,304.60-497,664,456.90-289,308,976.60

Finding the Fourth Proportional to 331,776,304.60, 497,664,456.90 and 289,308,976.60

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Solution

The fourth proportional to 331,776,304.60, 497,664,456.90 and 289,308,976.60 is: 433,963,464.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,776,304.60 : 497,664,456.90 = 289,308,976.60 : x
  2. Step 2: Convert to fraction form
    331,776,304.60/497,664,456.90 = 289,308,976.60/x
  3. Step 3: Cross multiply
    331,776,304.60x = 497,664,456.90 × 289,308,976.60
  4. Step 4: Simplify right side
    331,776,304.60x = 143,978,794,715,933,808
  5. Step 5: Solve for x
    x = 143,978,794,715,933,808/331,776,304.60
  6. Step 6: Final answer
    x = 433,963,464.90

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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.