Home / 994,131,781.62-1,490,958,523.97-304,045,014.30

Finding the Fourth Proportional to 994,131,781.62, 1,490,958,523.97 and 304,045,014.30

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Solution

The fourth proportional to 994,131,781.62, 1,490,958,523.97 and 304,045,014.30 is: 455,994,380.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,131,781.62 : 1,490,958,523.97 = 304,045,014.30 : x
  2. Step 2: Convert to fraction form
    994,131,781.62/1,490,958,523.97 = 304,045,014.30/x
  3. Step 3: Cross multiply
    994,131,781.62x = 1,490,958,523.97 × 304,045,014.30
  4. Step 4: Simplify right side
    994,131,781.62x = 453,318,505,745,291,456
  5. Step 5: Solve for x
    x = 453,318,505,745,291,456/994,131,781.62
  6. Step 6: Final answer
    x = 455,994,380.35

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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.