Finding the Fourth Proportional to 8,324,356,512.47, 12,481,548,282.17 and 2,649,493,791.98
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Solution
The fourth proportional to 8,324,356,512.47, 12,481,548,282.17 and 2,649,493,791.98 is: 3,972,653,578.50
Step by Step Solution
- Step 1: Write the proportion equation
8,324,356,512.47 : 12,481,548,282.17 = 2,649,493,791.98 : x - Step 2: Convert to fraction form
8,324,356,512.47/12,481,548,282.17 = 2,649,493,791.98/x - Step 3: Cross multiply
8,324,356,512.47x = 12,481,548,282.17 × 2,649,493,791.98 - Step 4: Simplify right side
8,324,356,512.47x = 33,069,784,687,959,072,768 - Step 5: Solve for x
x = 33,069,784,687,959,072,768/8,324,356,512.47 - Step 6: Final answer
x = 3,972,653,578.50
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1.5x scale
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.