Finding the Fourth Proportional to 7,821,303,223.44, 10,793,603,010.48 and 4,253,218,812.96
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Solution
The fourth proportional to 7,821,303,223.44, 10,793,603,010.48 and 4,253,218,812.96 is: 5,869,553,202.62
Step by Step Solution
- Step 1: Write the proportion equation
7,821,303,223.44 : 10,793,603,010.48 = 4,253,218,812.96 : x - Step 2: Convert to fraction form
7,821,303,223.44/10,793,603,010.48 = 4,253,218,812.96/x - Step 3: Cross multiply
7,821,303,223.44x = 10,793,603,010.48 × 4,253,218,812.96 - Step 4: Simplify right side
7,821,303,223.44x = 45,907,555,383,795,228,672 - Step 5: Solve for x
x = 45,907,555,383,795,228,672/7,821,303,223.44 - Step 6: Final answer
x = 5,869,553,202.62
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1.5x scale
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.