Home / 220,336,522.20-330,221,348.10-133,983,264.60

Finding the Fourth Proportional to 220,336,522.20, 330,221,348.10 and 133,983,264.60

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Solution

The fourth proportional to 220,336,522.20, 330,221,348.10 and 133,983,264.60 is: 200,802,544.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,336,522.20 : 330,221,348.10 = 133,983,264.60 : x
  2. Step 2: Convert to fraction form
    220,336,522.20/330,221,348.10 = 133,983,264.60/x
  3. Step 3: Cross multiply
    220,336,522.20x = 330,221,348.10 × 133,983,264.60
  4. Step 4: Simplify right side
    220,336,522.20x = 44,244,134,259,051,008
  5. Step 5: Solve for x
    x = 44,244,134,259,051,008/220,336,522.20
  6. Step 6: Final answer
    x = 200,802,544.30

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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.