Finding the Fourth Proportional to 2,211,463,770.19, 3,317,661,535.57 and 717,378,652.46
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Solution
The fourth proportional to 2,211,463,770.19, 3,317,661,535.57 and 717,378,652.46 is: 1,076,219,106.00
Step by Step Solution
- Step 1: Write the proportion equation
2,211,463,770.19 : 3,317,661,535.57 = 717,378,652.46 : x - Step 2: Convert to fraction form
2,211,463,770.19/3,317,661,535.57 = 717,378,652.46/x - Step 3: Cross multiply
2,211,463,770.19x = 3,317,661,535.57 × 717,378,652.46 - Step 4: Simplify right side
2,211,463,770.19x = 2,380,019,561,697,348,608 - Step 5: Solve for x
x = 2,380,019,561,697,348,608/2,211,463,770.19 - Step 6: Final answer
x = 1,076,219,106.00
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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.