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Finding the Fourth Proportional to 173,879,604.60, 260,819,406.90 and 122,861,268.60

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Solution

The fourth proportional to 173,879,604.60, 260,819,406.90 and 122,861,268.60 is: 184,291,902.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,879,604.60 : 260,819,406.90 = 122,861,268.60 : x
  2. Step 2: Convert to fraction form
    173,879,604.60/260,819,406.90 = 122,861,268.60/x
  3. Step 3: Cross multiply
    173,879,604.60x = 260,819,406.90 × 122,861,268.60
  4. Step 4: Simplify right side
    173,879,604.60x = 32,044,603,207,233,592
  5. Step 5: Solve for x
    x = 32,044,603,207,233,592/173,879,604.60
  6. Step 6: Final answer
    x = 184,291,902.90

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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.