Home / 310,579,368,789.82-465,915,634,632.43-109,085,589,581.03

Finding the Fourth Proportional to 310,579,368,789.82, 465,915,634,632.43 and 109,085,589,581.03

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Solution

The fourth proportional to 310,579,368,789.82, 465,915,634,632.43 and 109,085,589,581.03 is: 163,644,745,293.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,579,368,789.82 : 465,915,634,632.43 = 109,085,589,581.03 : x
  2. Step 2: Convert to fraction form
    310,579,368,789.82/465,915,634,632.43 = 109,085,589,581.03/x
  3. Step 3: Cross multiply
    310,579,368,789.82x = 465,915,634,632.43 × 109,085,589,581.03
  4. Step 4: Simplify right side
    310,579,368,789.82x = 50,824,681,698,898,382,684,160
  5. Step 5: Solve for x
    x = 50,824,681,698,898,382,684,160/310,579,368,789.82
  6. Step 6: Final answer
    x = 163,644,745,293.09

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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.