Finding the Fourth Proportional to 8,257,029,212.35, 12,385,543,818.53 and 8,257,029,212.35
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Solution
The fourth proportional to 8,257,029,212.35, 12,385,543,818.53 and 8,257,029,212.35 is: 12,385,543,818.53
Step by Step Solution
- Step 1: Write the proportion equation
8,257,029,212.35 : 12,385,543,818.53 = 8,257,029,212.35 : x - Step 2: Convert to fraction form
8,257,029,212.35/12,385,543,818.53 = 8,257,029,212.35/x - Step 3: Cross multiply
8,257,029,212.35x = 12,385,543,818.53 × 8,257,029,212.35 - Step 4: Simplify right side
8,257,029,212.35x = 102,267,797,120,443,187,200 - Step 5: Solve for x
x = 102,267,797,120,443,187,200/8,257,029,212.35 - Step 6: Final answer
x = 12,385,543,818.53
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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.