Home / 264,374,443.20-396,561,664.80-209,954,884.80

Finding the Fourth Proportional to 264,374,443.20, 396,561,664.80 and 209,954,884.80

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Solution

The fourth proportional to 264,374,443.20, 396,561,664.80 and 209,954,884.80 is: 314,932,327.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,374,443.20 : 396,561,664.80 = 209,954,884.80 : x
  2. Step 2: Convert to fraction form
    264,374,443.20/396,561,664.80 = 209,954,884.80/x
  3. Step 3: Cross multiply
    264,374,443.20x = 396,561,664.80 × 209,954,884.80
  4. Step 4: Simplify right side
    264,374,443.20x = 83,260,058,649,180,224
  5. Step 5: Solve for x
    x = 83,260,058,649,180,224/264,374,443.20
  6. Step 6: Final answer
    x = 314,932,327.20

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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.