Home / 214,456,796.60-321,644,052.56-83,298,926.84

Finding the Fourth Proportional to 214,456,796.60, 321,644,052.56 and 83,298,926.84

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Solution

The fourth proportional to 214,456,796.60, 321,644,052.56 and 83,298,926.84 is: 124,932,409.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,456,796.60 : 321,644,052.56 = 83,298,926.84 : x
  2. Step 2: Convert to fraction form
    214,456,796.60/321,644,052.56 = 83,298,926.84/x
  3. Step 3: Cross multiply
    214,456,796.60x = 321,644,052.56 × 83,298,926.84
  4. Step 4: Simplify right side
    214,456,796.60x = 26,792,604,401,316,580
  5. Step 5: Solve for x
    x = 26,792,604,401,316,580/214,456,796.60
  6. Step 6: Final answer
    x = 124,932,409.82

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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.