Finding the Fourth Proportional to 783,336,396,631.20, 1,175,541,320,512.60 and 273,395,163,591.46
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Solution
The fourth proportional to 783,336,396,631.20, 1,175,541,320,512.60 and 273,395,163,591.46 is: 410,280,069,982.98
Step by Step Solution
- Step 1: Write the proportion equation
783,336,396,631.20 : 1,175,541,320,512.60 = 273,395,163,591.46 : x - Step 2: Convert to fraction form
783,336,396,631.20/1,175,541,320,512.60 = 273,395,163,591.46/x - Step 3: Cross multiply
783,336,396,631.20x = 1,175,541,320,512.60 × 273,395,163,591.46 - Step 4: Simplify right side
783,336,396,631.20x = 321,387,311,630,063,180,447,744 - Step 5: Solve for x
x = 321,387,311,630,063,180,447,744/783,336,396,631.20 - Step 6: Final answer
x = 410,280,069,982.98
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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.