Home / 206,610,506.60-285,116,675.49-112,522,529.84

Finding the Fourth Proportional to 206,610,506.60, 285,116,675.49 and 112,522,529.84

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Solution

The fourth proportional to 206,610,506.60, 285,116,675.49 and 112,522,529.84 is: 155,277,919.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,610,506.60 : 285,116,675.49 = 112,522,529.84 : x
  2. Step 2: Convert to fraction form
    206,610,506.60/285,116,675.49 = 112,522,529.84/x
  3. Step 3: Cross multiply
    206,610,506.60x = 285,116,675.49 × 112,522,529.84
  4. Step 4: Simplify right side
    206,610,506.60x = 32,082,049,624,279,536
  5. Step 5: Solve for x
    x = 32,082,049,624,279,536/206,610,506.60
  6. Step 6: Final answer
    x = 155,277,919.56

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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.