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Finding the Fourth Proportional to 73,690,272.40, 110,322,832.20 and 73,690,272.40

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Solution

The fourth proportional to 73,690,272.40, 110,322,832.20 and 73,690,272.40 is: 110,322,832.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,690,272.40 : 110,322,832.20 = 73,690,272.40 : x
  2. Step 2: Convert to fraction form
    73,690,272.40/110,322,832.20 = 73,690,272.40/x
  3. Step 3: Cross multiply
    73,690,272.40x = 110,322,832.20 × 73,690,272.40
  4. Step 4: Simplify right side
    73,690,272.40x = 8,129,719,556,757,492
  5. Step 5: Solve for x
    x = 8,129,719,556,757,492/73,690,272.40
  6. Step 6: Final answer
    x = 110,322,832.20

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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.