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Finding the Fourth Proportional to 190,092,023.70, 285,138,035.55 and 190,092,023.70

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Solution

The fourth proportional to 190,092,023.70, 285,138,035.55 and 190,092,023.70 is: 285,138,035.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,092,023.70 : 285,138,035.55 = 190,092,023.70 : x
  2. Step 2: Convert to fraction form
    190,092,023.70/285,138,035.55 = 190,092,023.70/x
  3. Step 3: Cross multiply
    190,092,023.70x = 285,138,035.55 × 190,092,023.70
  4. Step 4: Simplify right side
    190,092,023.70x = 54,202,466,211,542,040
  5. Step 5: Solve for x
    x = 54,202,466,211,542,040/190,092,023.70
  6. Step 6: Final answer
    x = 285,138,035.55

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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.