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Finding the Fourth Proportional to 73,485,019.55, 110,227,529.33 and 73,485,019.55

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Solution

The fourth proportional to 73,485,019.55, 110,227,529.33 and 73,485,019.55 is: 110,227,529.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,485,019.55 : 110,227,529.33 = 73,485,019.55 : x
  2. Step 2: Convert to fraction form
    73,485,019.55/110,227,529.33 = 73,485,019.55/x
  3. Step 3: Cross multiply
    73,485,019.55x = 110,227,529.33 × 73,485,019.55
  4. Step 4: Simplify right side
    73,485,019.55x = 8,100,072,147,763,248
  5. Step 5: Solve for x
    x = 8,100,072,147,763,248/73,485,019.55
  6. Step 6: Final answer
    x = 110,227,529.33

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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.