Home / 548,821,878.12-823,107,228.21-327,555,696.06

Finding the Fourth Proportional to 548,821,878.12, 823,107,228.21 and 327,555,696.06

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Solution

The fourth proportional to 548,821,878.12, 823,107,228.21 and 327,555,696.06 is: 491,258,588.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,821,878.12 : 823,107,228.21 = 327,555,696.06 : x
  2. Step 2: Convert to fraction form
    548,821,878.12/823,107,228.21 = 327,555,696.06/x
  3. Step 3: Cross multiply
    548,821,878.12x = 823,107,228.21 × 327,555,696.06
  4. Step 4: Simplify right side
    548,821,878.12x = 269,613,461,068,343,840
  5. Step 5: Solve for x
    x = 269,613,461,068,343,840/548,821,878.12
  6. Step 6: Final answer
    x = 491,258,588.29

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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.