Home / 214,515,935.86-321,776,893.14-61,161,992.30

Finding the Fourth Proportional to 214,515,935.86, 321,776,893.14 and 61,161,992.30

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Solution

The fourth proportional to 214,515,935.86, 321,776,893.14 and 61,161,992.30 is: 91,743,840.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,515,935.86 : 321,776,893.14 = 61,161,992.30 : x
  2. Step 2: Convert to fraction form
    214,515,935.86/321,776,893.14 = 61,161,992.30/x
  3. Step 3: Cross multiply
    214,515,935.86x = 321,776,893.14 × 61,161,992.30
  4. Step 4: Simplify right side
    214,515,935.86x = 19,680,515,859,167,076
  5. Step 5: Solve for x
    x = 19,680,515,859,167,076/214,515,935.86
  6. Step 6: Final answer
    x = 91,743,840.76

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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.