Home / 84,692,310.40-127,044,537.60-35,458,619.68

Finding the Fourth Proportional to 84,692,310.40, 127,044,537.60 and 35,458,619.68

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Solution

The fourth proportional to 84,692,310.40, 127,044,537.60 and 35,458,619.68 is: 53,190,471.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,692,310.40 : 127,044,537.60 = 35,458,619.68 : x
  2. Step 2: Convert to fraction form
    84,692,310.40/127,044,537.60 = 35,458,619.68/x
  3. Step 3: Cross multiply
    84,692,310.40x = 127,044,537.60 × 35,458,619.68
  4. Step 4: Simplify right side
    84,692,310.40x = 4,504,823,941,179,860
  5. Step 5: Solve for x
    x = 4,504,823,941,179,860/84,692,310.40
  6. Step 6: Final answer
    x = 53,190,471.72

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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.