Home / 220,919,277-331,325,763.30-67,566,662.04

Finding the Fourth Proportional to 220,919,277, 331,325,763.30 and 67,566,662.04

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Solution

The fourth proportional to 220,919,277, 331,325,763.30 and 67,566,662.04 is: 101,333,736.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,919,277 : 331,325,763.30 = 67,566,662.04 : x
  2. Step 2: Convert to fraction form
    220,919,277/331,325,763.30 = 67,566,662.04/x
  3. Step 3: Cross multiply
    220,919,277x = 331,325,763.30 × 67,566,662.04
  4. Step 4: Simplify right side
    220,919,277x = 22,386,575,874,036,140
  5. Step 5: Solve for x
    x = 22,386,575,874,036,140/220,919,277
  6. Step 6: Final answer
    x = 101,333,736.82

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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.