Home / 122,471,998.40-183,707,997.60-110,355,143.60

Finding the Fourth Proportional to 122,471,998.40, 183,707,997.60 and 110,355,143.60

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Solution

The fourth proportional to 122,471,998.40, 183,707,997.60 and 110,355,143.60 is: 165,532,715.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,471,998.40 : 183,707,997.60 = 110,355,143.60 : x
  2. Step 2: Convert to fraction form
    122,471,998.40/183,707,997.60 = 110,355,143.60/x
  3. Step 3: Cross multiply
    122,471,998.40x = 183,707,997.60 × 110,355,143.60
  4. Step 4: Simplify right side
    122,471,998.40x = 20,273,122,455,616,452
  5. Step 5: Solve for x
    x = 20,273,122,455,616,452/122,471,998.40
  6. Step 6: Final answer
    x = 165,532,715.40

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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.