Home / 2,834,358,751.85-4,251,538,127.78-2,145,611,215.85

Finding the Fourth Proportional to 2,834,358,751.85, 4,251,538,127.78 and 2,145,611,215.85

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Solution

The fourth proportional to 2,834,358,751.85, 4,251,538,127.78 and 2,145,611,215.85 is: 3,218,416,823.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,834,358,751.85 : 4,251,538,127.78 = 2,145,611,215.85 : x
  2. Step 2: Convert to fraction form
    2,834,358,751.85/4,251,538,127.78 = 2,145,611,215.85/x
  3. Step 3: Cross multiply
    2,834,358,751.85x = 4,251,538,127.78 × 2,145,611,215.85
  4. Step 4: Simplify right side
    2,834,358,751.85x = 9,122,147,891,567,949,824
  5. Step 5: Solve for x
    x = 9,122,147,891,567,949,824/2,834,358,751.85
  6. Step 6: Final answer
    x = 3,218,416,823.78

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Double scale
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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.