Finding the Fourth Proportional to 5,399,825,402.08, 7,451,704,153.83 and 2,988,512,599.49
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Solution
The fourth proportional to 5,399,825,402.08, 7,451,704,153.83 and 2,988,512,599.49 is: 4,124,117,002.52
Step by Step Solution
- Step 1: Write the proportion equation
5,399,825,402.08 : 7,451,704,153.83 = 2,988,512,599.49 : x - Step 2: Convert to fraction form
5,399,825,402.08/7,451,704,153.83 = 2,988,512,599.49/x - Step 3: Cross multiply
5,399,825,402.08x = 7,451,704,153.83 × 2,988,512,599.49 - Step 4: Simplify right side
5,399,825,402.08x = 22,269,511,751,366,725,632 - Step 5: Solve for x
x = 22,269,511,751,366,725,632/5,399,825,402.08 - Step 6: Final answer
x = 4,124,117,002.52
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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.