Finding the Fourth Proportional to 1,562,786,878.23, 2,342,397,166.33 and 629,512,542.85
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Solution
The fourth proportional to 1,562,786,878.23, 2,342,397,166.33 and 629,512,542.85 is: 943,550,535.96
Step by Step Solution
- Step 1: Write the proportion equation
1,562,786,878.23 : 2,342,397,166.33 = 629,512,542.85 : x - Step 2: Convert to fraction form
1,562,786,878.23/2,342,397,166.33 = 629,512,542.85/x - Step 3: Cross multiply
1,562,786,878.23x = 2,342,397,166.33 × 629,512,542.85 - Step 4: Simplify right side
1,562,786,878.23x = 1,474,568,396,541,032,704 - Step 5: Solve for x
x = 1,474,568,396,541,032,704/1,562,786,878.23 - Step 6: Final answer
x = 943,550,535.96
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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.