Home / 126,481,325,633.76-189,715,005,035.68-92,481,698,179.65

Finding the Fourth Proportional to 126,481,325,633.76, 189,715,005,035.68 and 92,481,698,179.65

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Solution

The fourth proportional to 126,481,325,633.76, 189,715,005,035.68 and 92,481,698,179.65 is: 138,717,441,076.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,481,325,633.76 : 189,715,005,035.68 = 92,481,698,179.65 : x
  2. Step 2: Convert to fraction form
    126,481,325,633.76/189,715,005,035.68 = 92,481,698,179.65/x
  3. Step 3: Cross multiply
    126,481,325,633.76x = 189,715,005,035.68 × 92,481,698,179.65
  4. Step 4: Simplify right side
    126,481,325,633.76x = 17,545,165,835,860,535,410,688
  5. Step 5: Solve for x
    x = 17,545,165,835,860,535,410,688/126,481,325,633.76
  6. Step 6: Final answer
    x = 138,717,441,076.36

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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.