Home / 127,505,019.90-191,682,682.65-108,798,296.70

Finding the Fourth Proportional to 127,505,019.90, 191,682,682.65 and 108,798,296.70

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Solution

The fourth proportional to 127,505,019.90, 191,682,682.65 and 108,798,296.70 is: 163,560,222.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,505,019.90 : 191,682,682.65 = 108,798,296.70 : x
  2. Step 2: Convert to fraction form
    127,505,019.90/191,682,682.65 = 108,798,296.70/x
  3. Step 3: Cross multiply
    127,505,019.90x = 191,682,682.65 × 108,798,296.70
  4. Step 4: Simplify right side
    127,505,019.90x = 20,854,749,379,206,644
  5. Step 5: Solve for x
    x = 20,854,749,379,206,644/127,505,019.90
  6. Step 6: Final answer
    x = 163,560,222.14

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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.