Home / 220,890,738.20-331,336,107.30-186,878,514.20

Finding the Fourth Proportional to 220,890,738.20, 331,336,107.30 and 186,878,514.20

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Solution

The fourth proportional to 220,890,738.20, 331,336,107.30 and 186,878,514.20 is: 280,317,771.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,890,738.20 : 331,336,107.30 = 186,878,514.20 : x
  2. Step 2: Convert to fraction form
    220,890,738.20/331,336,107.30 = 186,878,514.20/x
  3. Step 3: Cross multiply
    220,890,738.20x = 331,336,107.30 × 186,878,514.20
  4. Step 4: Simplify right side
    220,890,738.20x = 61,919,599,433,035,768
  5. Step 5: Solve for x
    x = 61,919,599,433,035,768/220,890,738.20
  6. Step 6: Final answer
    x = 280,317,771.30

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1.5x scale

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.