Home / 424,628,105.66-585,967,937.34-236,466,105.20

Finding the Fourth Proportional to 424,628,105.66, 585,967,937.34 and 236,466,105.20

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Solution

The fourth proportional to 424,628,105.66, 585,967,937.34 and 236,466,105.20 is: 326,312,728.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,628,105.66 : 585,967,937.34 = 236,466,105.20 : x
  2. Step 2: Convert to fraction form
    424,628,105.66/585,967,937.34 = 236,466,105.20/x
  3. Step 3: Cross multiply
    424,628,105.66x = 585,967,937.34 × 236,466,105.20
  4. Step 4: Simplify right side
    424,628,105.66x = 138,561,555,914,867,456
  5. Step 5: Solve for x
    x = 138,561,555,914,867,456/424,628,105.66
  6. Step 6: Final answer
    x = 326,312,728.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.