Home / 110,916,093.80-166,374,140.70-72,368,906.60

Finding the Fourth Proportional to 110,916,093.80, 166,374,140.70 and 72,368,906.60

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Solution

The fourth proportional to 110,916,093.80, 166,374,140.70 and 72,368,906.60 is: 108,553,359.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,916,093.80 : 166,374,140.70 = 72,368,906.60 : x
  2. Step 2: Convert to fraction form
    110,916,093.80/166,374,140.70 = 72,368,906.60/x
  3. Step 3: Cross multiply
    110,916,093.80x = 166,374,140.70 × 72,368,906.60
  4. Step 4: Simplify right side
    110,916,093.80x = 12,040,314,648,973,556
  5. Step 5: Solve for x
    x = 12,040,314,648,973,556/110,916,093.80
  6. Step 6: Final answer
    x = 108,553,359.90

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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.