Home / 268,272,583.20-402,408,874.80-234,260,359.20

Finding the Fourth Proportional to 268,272,583.20, 402,408,874.80 and 234,260,359.20

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Solution

The fourth proportional to 268,272,583.20, 402,408,874.80 and 234,260,359.20 is: 351,390,538.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,272,583.20 : 402,408,874.80 = 234,260,359.20 : x
  2. Step 2: Convert to fraction form
    268,272,583.20/402,408,874.80 = 234,260,359.20/x
  3. Step 3: Cross multiply
    268,272,583.20x = 402,408,874.80 × 234,260,359.20
  4. Step 4: Simplify right side
    268,272,583.20x = 94,268,447,555,915,824
  5. Step 5: Solve for x
    x = 94,268,447,555,915,824/268,272,583.20
  6. Step 6: Final answer
    x = 351,390,538.80

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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.