Home / 133,043,186.97-199,564,780.44-42,166,775.97

Finding the Fourth Proportional to 133,043,186.97, 199,564,780.44 and 42,166,775.97

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Solution

The fourth proportional to 133,043,186.97, 199,564,780.44 and 42,166,775.97 is: 63,250,163.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,043,186.97 : 199,564,780.44 = 42,166,775.97 : x
  2. Step 2: Convert to fraction form
    133,043,186.97/199,564,780.44 = 42,166,775.97/x
  3. Step 3: Cross multiply
    133,043,186.97x = 199,564,780.44 × 42,166,775.97
  4. Step 4: Simplify right side
    133,043,186.97x = 8,415,003,388,315,718
  5. Step 5: Solve for x
    x = 8,415,003,388,315,718/133,043,186.97
  6. Step 6: Final answer
    x = 63,250,163.95

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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.