Home / 11,488,660,161.41-17,208,856,863.43-7,289,451,485.26

Finding the Fourth Proportional to 11,488,660,161.41, 17,208,856,863.43 and 7,289,451,485.26

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Solution

The fourth proportional to 11,488,660,161.41, 17,208,856,863.43 and 7,289,451,485.26 is: 10,918,864,816.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,488,660,161.41 : 17,208,856,863.43 = 7,289,451,485.26 : x
  2. Step 2: Convert to fraction form
    11,488,660,161.41/17,208,856,863.43 = 7,289,451,485.26/x
  3. Step 3: Cross multiply
    11,488,660,161.41x = 17,208,856,863.43 × 7,289,451,485.26
  4. Step 4: Simplify right side
    11,488,660,161.41x = 125,443,127,222,756,556,800
  5. Step 5: Solve for x
    x = 125,443,127,222,756,556,800/11,488,660,161.41
  6. Step 6: Final answer
    x = 10,918,864,816.29

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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.