Home / 170,054,682.30-255,082,023.45-109,538,739.90

Finding the Fourth Proportional to 170,054,682.30, 255,082,023.45 and 109,538,739.90

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Solution

The fourth proportional to 170,054,682.30, 255,082,023.45 and 109,538,739.90 is: 164,308,109.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,054,682.30 : 255,082,023.45 = 109,538,739.90 : x
  2. Step 2: Convert to fraction form
    170,054,682.30/255,082,023.45 = 109,538,739.90/x
  3. Step 3: Cross multiply
    170,054,682.30x = 255,082,023.45 × 109,538,739.90
  4. Step 4: Simplify right side
    170,054,682.30x = 27,941,363,419,855,252
  5. Step 5: Solve for x
    x = 27,941,363,419,855,252/170,054,682.30
  6. Step 6: Final answer
    x = 164,308,109.85

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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.