Home / 1,296,476,163.14-1,945,023,624.57-423,079,156.44

Finding the Fourth Proportional to 1,296,476,163.14, 1,945,023,624.57 and 423,079,156.44

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Solution

The fourth proportional to 1,296,476,163.14, 1,945,023,624.57 and 423,079,156.44 is: 634,719,694.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,476,163.14 : 1,945,023,624.57 = 423,079,156.44 : x
  2. Step 2: Convert to fraction form
    1,296,476,163.14/1,945,023,624.57 = 423,079,156.44/x
  3. Step 3: Cross multiply
    1,296,476,163.14x = 1,945,023,624.57 × 423,079,156.44
  4. Step 4: Simplify right side
    1,296,476,163.14x = 822,898,954,338,946,816
  5. Step 5: Solve for x
    x = 822,898,954,338,946,816/1,296,476,163.14
  6. Step 6: Final answer
    x = 634,719,694.61

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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.