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Finding the Fourth Proportional to 244,695,682.80, 367,244,290.80 and 242,782,495.20

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Solution

The fourth proportional to 244,695,682.80, 367,244,290.80 and 242,782,495.20 is: 364,372,939.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,695,682.80 : 367,244,290.80 = 242,782,495.20 : x
  2. Step 2: Convert to fraction form
    244,695,682.80/367,244,290.80 = 242,782,495.20/x
  3. Step 3: Cross multiply
    244,695,682.80x = 367,244,290.80 × 242,782,495.20
  4. Step 4: Simplify right side
    244,695,682.80x = 89,160,485,268,378,400
  5. Step 5: Solve for x
    x = 89,160,485,268,378,400/244,695,682.80
  6. Step 6: Final answer
    x = 364,372,939.68

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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.