Home / 195,991,969.86-293,987,954.68-73,179,878.26

Finding the Fourth Proportional to 195,991,969.86, 293,987,954.68 and 73,179,878.26

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Solution

The fourth proportional to 195,991,969.86, 293,987,954.68 and 73,179,878.26 is: 109,769,817.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,991,969.86 : 293,987,954.68 = 73,179,878.26 : x
  2. Step 2: Convert to fraction form
    195,991,969.86/293,987,954.68 = 73,179,878.26/x
  3. Step 3: Cross multiply
    195,991,969.86x = 293,987,954.68 × 73,179,878.26
  4. Step 4: Simplify right side
    195,991,969.86x = 21,514,002,733,388,800
  5. Step 5: Solve for x
    x = 21,514,002,733,388,800/195,991,969.86
  6. Step 6: Final answer
    x = 109,769,817.35

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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.