Home / 128,091,583.01-192,149,186.07-41,830,441.85

Finding the Fourth Proportional to 128,091,583.01, 192,149,186.07 and 41,830,441.85

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Solution

The fourth proportional to 128,091,583.01, 192,149,186.07 and 41,830,441.85 is: 62,749,520.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,091,583.01 : 192,149,186.07 = 41,830,441.85 : x
  2. Step 2: Convert to fraction form
    128,091,583.01/192,149,186.07 = 41,830,441.85/x
  3. Step 3: Cross multiply
    128,091,583.01x = 192,149,186.07 × 41,830,441.85
  4. Step 4: Simplify right side
    128,091,583.01x = 8,037,685,354,425,965
  5. Step 5: Solve for x
    x = 8,037,685,354,425,965/128,091,583.01
  6. Step 6: Final answer
    x = 62,749,520.04

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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.