Home / 854,936,321.60-1,283,233,748.56-412,590,299.00

Finding the Fourth Proportional to 854,936,321.60, 1,283,233,748.56 and 412,590,299.00

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Solution

The fourth proportional to 854,936,321.60, 1,283,233,748.56 and 412,590,299.00 is: 619,285,650.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,936,321.60 : 1,283,233,748.56 = 412,590,299.00 : x
  2. Step 2: Convert to fraction form
    854,936,321.60/1,283,233,748.56 = 412,590,299.00/x
  3. Step 3: Cross multiply
    854,936,321.60x = 1,283,233,748.56 × 412,590,299.00
  4. Step 4: Simplify right side
    854,936,321.60x = 529,449,795,997,813,504
  5. Step 5: Solve for x
    x = 529,449,795,997,813,504/854,936,321.60
  6. Step 6: Final answer
    x = 619,285,650.43

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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.