Home / 1,192,745,909.02-1,789,051,571.97-528,568,634.38

Finding the Fourth Proportional to 1,192,745,909.02, 1,789,051,571.97 and 528,568,634.38

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Solution

The fourth proportional to 1,192,745,909.02, 1,789,051,571.97 and 528,568,634.38 is: 792,823,131.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,745,909.02 : 1,789,051,571.97 = 528,568,634.38 : x
  2. Step 2: Convert to fraction form
    1,192,745,909.02/1,789,051,571.97 = 528,568,634.38/x
  3. Step 3: Cross multiply
    1,192,745,909.02x = 1,789,051,571.97 × 528,568,634.38
  4. Step 4: Simplify right side
    1,192,745,909.02x = 945,636,546,231,575,168
  5. Step 5: Solve for x
    x = 945,636,546,231,575,168/1,192,745,909.02
  6. Step 6: Final answer
    x = 792,823,131.13

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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.