Home / 262,107,286.80-393,160,930.20-116,540,566.80

Finding the Fourth Proportional to 262,107,286.80, 393,160,930.20 and 116,540,566.80

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Solution

The fourth proportional to 262,107,286.80, 393,160,930.20 and 116,540,566.80 is: 174,810,850.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,107,286.80 : 393,160,930.20 = 116,540,566.80 : x
  2. Step 2: Convert to fraction form
    262,107,286.80/393,160,930.20 = 116,540,566.80/x
  3. Step 3: Cross multiply
    262,107,286.80x = 393,160,930.20 × 116,540,566.80
  4. Step 4: Simplify right side
    262,107,286.80x = 45,819,197,649,123,232
  5. Step 5: Solve for x
    x = 45,819,197,649,123,232/262,107,286.80
  6. Step 6: Final answer
    x = 174,810,850.20

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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.