Finding the Fourth Proportional to 3,464,758,856.20, 5,198,413,742.70 and 1,135,771,817.80
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Solution
The fourth proportional to 3,464,758,856.20, 5,198,413,742.70 and 1,135,771,817.80 is: 1,704,075,830.75
Step by Step Solution
- Step 1: Write the proportion equation
3,464,758,856.20 : 5,198,413,742.70 = 1,135,771,817.80 : x - Step 2: Convert to fraction form
3,464,758,856.20/5,198,413,742.70 = 1,135,771,817.80/x - Step 3: Cross multiply
3,464,758,856.20x = 5,198,413,742.70 × 1,135,771,817.80 - Step 4: Simplify right side
3,464,758,856.20x = 5,904,211,826,222,879,744 - Step 5: Solve for x
x = 5,904,211,826,222,879,744/3,464,758,856.20 - Step 6: Final answer
x = 1,704,075,830.75
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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.