Home / 220,062,401.10-330,093,601.65-203,434,202.70

Finding the Fourth Proportional to 220,062,401.10, 330,093,601.65 and 203,434,202.70

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Solution

The fourth proportional to 220,062,401.10, 330,093,601.65 and 203,434,202.70 is: 305,151,304.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,062,401.10 : 330,093,601.65 = 203,434,202.70 : x
  2. Step 2: Convert to fraction form
    220,062,401.10/330,093,601.65 = 203,434,202.70/x
  3. Step 3: Cross multiply
    220,062,401.10x = 330,093,601.65 × 203,434,202.70
  4. Step 4: Simplify right side
    220,062,401.10x = 67,152,328,668,039,144
  5. Step 5: Solve for x
    x = 67,152,328,668,039,144/220,062,401.10
  6. Step 6: Final answer
    x = 305,151,304.05

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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.