Finding the Fourth Proportional to 13,608,538,091,569, 20,412,807,137,354 and 13,608,538,091,569
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Solution
The fourth proportional to 13,608,538,091,569, 20,412,807,137,354 and 13,608,538,091,569 is: 20,412,807,137,354
Step by Step Solution
- Step 1: Write the proportion equation
13,608,538,091,569 : 20,412,807,137,354 = 13,608,538,091,569 : x - Step 2: Convert to fraction form
13,608,538,091,569/20,412,807,137,354 = 13,608,538,091,569/x - Step 3: Cross multiply
13,608,538,091,569x = 20,412,807,137,354 × 13,608,538,091,569 - Step 4: Simplify right side
13,608,538,091,569x = 277,788,463,484,533,453,214,449,664 - Step 5: Solve for x
x = 277,788,463,484,533,453,214,449,664/13,608,538,091,569 - Step 6: Final answer
x = 20,412,807,137,354
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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.