Finding the Fourth Proportional to 129,848,790,760.70, 194,773,186,141.05 and 129,848,790,760.70
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Solution
The fourth proportional to 129,848,790,760.70, 194,773,186,141.05 and 129,848,790,760.70 is: 194,773,186,141.05
Step by Step Solution
- Step 1: Write the proportion equation
129,848,790,760.70 : 194,773,186,141.05 = 129,848,790,760.70 : x - Step 2: Convert to fraction form
129,848,790,760.70/194,773,186,141.05 = 129,848,790,760.70/x - Step 3: Cross multiply
129,848,790,760.70x = 194,773,186,141.05 × 129,848,790,760.70 - Step 4: Simplify right side
129,848,790,760.70x = 25,291,062,693,024,071,942,144 - Step 5: Solve for x
x = 25,291,062,693,024,071,942,144/129,848,790,760.70 - Step 6: Final answer
x = 194,773,186,141.05
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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.