Finding the Fourth Proportional to 2,524,549,907.70, 3,786,824,861.55 and 684,302,584.95
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Solution
The fourth proportional to 2,524,549,907.70, 3,786,824,861.55 and 684,302,584.95 is: 1,026,453,877.43
Step by Step Solution
- Step 1: Write the proportion equation
2,524,549,907.70 : 3,786,824,861.55 = 684,302,584.95 : x - Step 2: Convert to fraction form
2,524,549,907.70/3,786,824,861.55 = 684,302,584.95/x - Step 3: Cross multiply
2,524,549,907.70x = 3,786,824,861.55 × 684,302,584.95 - Step 4: Simplify right side
2,524,549,907.70x = 2,591,334,041,511,591,424 - Step 5: Solve for x
x = 2,591,334,041,511,591,424/2,524,549,907.70 - Step 6: Final answer
x = 1,026,453,877.43
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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.