Home / 192,728,717.96-289,104,290.98-54,542,764.94

Finding the Fourth Proportional to 192,728,717.96, 289,104,290.98 and 54,542,764.94

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Solution

The fourth proportional to 192,728,717.96, 289,104,290.98 and 54,542,764.94 is: 81,817,321.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,728,717.96 : 289,104,290.98 = 54,542,764.94 : x
  2. Step 2: Convert to fraction form
    192,728,717.96/289,104,290.98 = 54,542,764.94/x
  3. Step 3: Cross multiply
    192,728,717.96x = 289,104,290.98 × 54,542,764.94
  4. Step 4: Simplify right side
    192,728,717.96x = 15,768,547,384,485,626
  5. Step 5: Solve for x
    x = 15,768,547,384,485,626/192,728,717.96
  6. Step 6: Final answer
    x = 81,817,321.01

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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.