Finding the Fourth Proportional to 3,568,212,046.80, 5,352,318,070.20 and 2,173,498,286.40
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Solution
The fourth proportional to 3,568,212,046.80, 5,352,318,070.20 and 2,173,498,286.40 is: 3,260,247,429.60
Step by Step Solution
- Step 1: Write the proportion equation
3,568,212,046.80 : 5,352,318,070.20 = 2,173,498,286.40 : x - Step 2: Convert to fraction form
3,568,212,046.80/5,352,318,070.20 = 2,173,498,286.40/x - Step 3: Cross multiply
3,568,212,046.80x = 5,352,318,070.20 × 2,173,498,286.40 - Step 4: Simplify right side
3,568,212,046.80x = 11,633,254,153,847,455,744 - Step 5: Solve for x
x = 11,633,254,153,847,455,744/3,568,212,046.80 - Step 6: Final answer
x = 3,260,247,429.60
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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.