Finding the Fourth Proportional to 3,661,295,603.99, 5,053,663,228.73 and 2,391,330,734.55
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Solution
The fourth proportional to 3,661,295,603.99, 5,053,663,228.73 and 2,391,330,734.55 is: 3,300,738,729.69
Step by Step Solution
- Step 1: Write the proportion equation
3,661,295,603.99 : 5,053,663,228.73 = 2,391,330,734.55 : x - Step 2: Convert to fraction form
3,661,295,603.99/5,053,663,228.73 = 2,391,330,734.55/x - Step 3: Cross multiply
3,661,295,603.99x = 5,053,663,228.73 × 2,391,330,734.55 - Step 4: Simplify right side
3,661,295,603.99x = 12,084,980,200,915,279,872 - Step 5: Solve for x
x = 12,084,980,200,915,279,872/3,661,295,603.99 - Step 6: Final answer
x = 3,300,738,729.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.