Home / 214,515,936.33-321,776,893.85-61,161,992.76

Finding the Fourth Proportional to 214,515,936.33, 321,776,893.85 and 61,161,992.76

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Solution

The fourth proportional to 214,515,936.33, 321,776,893.85 and 61,161,992.76 is: 91,743,841.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,515,936.33 : 321,776,893.85 = 61,161,992.76 : x
  2. Step 2: Convert to fraction form
    214,515,936.33/321,776,893.85 = 61,161,992.76/x
  3. Step 3: Cross multiply
    214,515,936.33x = 321,776,893.85 × 61,161,992.76
  4. Step 4: Simplify right side
    214,515,936.33x = 19,680,516,052,889,844
  5. Step 5: Solve for x
    x = 19,680,516,052,889,844/214,515,936.33
  6. Step 6: Final answer
    x = 91,743,841.46

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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.