Home / 53,421,728,448.86-80,135,169,879.28-17,565,691,678.39

Finding the Fourth Proportional to 53,421,728,448.86, 80,135,169,879.28 and 17,565,691,678.39

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Solution

The fourth proportional to 53,421,728,448.86, 80,135,169,879.28 and 17,565,691,678.39 is: 26,349,384,933.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,421,728,448.86 : 80,135,169,879.28 = 17,565,691,678.39 : x
  2. Step 2: Convert to fraction form
    53,421,728,448.86/80,135,169,879.28 = 17,565,691,678.39/x
  3. Step 3: Cross multiply
    53,421,728,448.86x = 80,135,169,879.28 × 17,565,691,678.39
  4. Step 4: Simplify right side
    53,421,728,448.86x = 1,407,629,686,694,837,485,568
  5. Step 5: Solve for x
    x = 1,407,629,686,694,837,485,568/53,421,728,448.86
  6. Step 6: Final answer
    x = 26,349,384,933.18

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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.