Finding the Fourth Proportional to 6,916,355,197.25, 10,375,165,922.12 and 1,942,043,532.66
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Solution
The fourth proportional to 6,916,355,197.25, 10,375,165,922.12 and 1,942,043,532.66 is: 2,913,243,074.52
Step by Step Solution
- Step 1: Write the proportion equation
6,916,355,197.25 : 10,375,165,922.12 = 1,942,043,532.66 : x - Step 2: Convert to fraction form
6,916,355,197.25/10,375,165,922.12 = 1,942,043,532.66/x - Step 3: Cross multiply
6,916,355,197.25x = 10,375,165,922.12 × 1,942,043,532.66 - Step 4: Simplify right side
6,916,355,197.25x = 20,149,023,879,317,860,352 - Step 5: Solve for x
x = 20,149,023,879,317,860,352/6,916,355,197.25 - Step 6: Final answer
x = 2,913,243,074.52
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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.