Home / 139,136,485.10-192,082,894.26-107,277,067.34

Finding the Fourth Proportional to 139,136,485.10, 192,082,894.26 and 107,277,067.34

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Solution

The fourth proportional to 139,136,485.10, 192,082,894.26 and 107,277,067.34 is: 148,099,828.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,136,485.10 : 192,082,894.26 = 107,277,067.34 : x
  2. Step 2: Convert to fraction form
    139,136,485.10/192,082,894.26 = 107,277,067.34/x
  3. Step 3: Cross multiply
    139,136,485.10x = 192,082,894.26 × 107,277,067.34
  4. Step 4: Simplify right side
    139,136,485.10x = 20,606,089,582,392,120
  5. Step 5: Solve for x
    x = 20,606,089,582,392,120/139,136,485.10
  6. Step 6: Final answer
    x = 148,099,828.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.