Home / 20,448,444,820,668-28,219,740,891,326-11,323,917,463,740

Finding the Fourth Proportional to 20,448,444,820,668, 28,219,740,891,326 and 11,323,917,463,740

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Solution

The fourth proportional to 20,448,444,820,668, 28,219,740,891,326 and 11,323,917,463,740 is: 15,627,497,323,342.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,448,444,820,668 : 28,219,740,891,326 = 11,323,917,463,740 : x
  2. Step 2: Convert to fraction form
    20,448,444,820,668/28,219,740,891,326 = 11,323,917,463,740/x
  3. Step 3: Cross multiply
    20,448,444,820,668x = 28,219,740,891,326 × 11,323,917,463,740
  4. Step 4: Simplify right side
    20,448,444,820,668x = 319,558,016,701,504,286,982,406,144
  5. Step 5: Solve for x
    x = 319,558,016,701,504,286,982,406,144/20,448,444,820,668
  6. Step 6: Final answer
    x = 15,627,497,323,342.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.