Home / 81,881,884.41-122,865,334.35-33,395,310.33

Finding the Fourth Proportional to 81,881,884.41, 122,865,334.35 and 33,395,310.33

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Solution

The fourth proportional to 81,881,884.41, 122,865,334.35 and 33,395,310.33 is: 50,110,302.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,881,884.41 : 122,865,334.35 = 33,395,310.33 : x
  2. Step 2: Convert to fraction form
    81,881,884.41/122,865,334.35 = 33,395,310.33/x
  3. Step 3: Cross multiply
    81,881,884.41x = 122,865,334.35 × 33,395,310.33
  4. Step 4: Simplify right side
    81,881,884.41x = 4,103,125,969,417,458.50
  5. Step 5: Solve for x
    x = 4,103,125,969,417,458.50/81,881,884.41
  6. Step 6: Final answer
    x = 50,110,302.16

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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.