Home / 854,936,260.75-1,283,233,657.33-412,590,238.14

Finding the Fourth Proportional to 854,936,260.75, 1,283,233,657.33 and 412,590,238.14

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Solution

The fourth proportional to 854,936,260.75, 1,283,233,657.33 and 412,590,238.14 is: 619,285,559.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,936,260.75 : 1,283,233,657.33 = 412,590,238.14 : x
  2. Step 2: Convert to fraction form
    854,936,260.75/1,283,233,657.33 = 412,590,238.14/x
  3. Step 3: Cross multiply
    854,936,260.75x = 1,283,233,657.33 × 412,590,238.14
  4. Step 4: Simplify right side
    854,936,260.75x = 529,449,680,272,355,072
  5. Step 5: Solve for x
    x = 529,449,680,272,355,072/854,936,260.75
  6. Step 6: Final answer
    x = 619,285,559.14

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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.