Finding the Fourth Proportional to 517,144,991,069.70, 775,717,486,604.70 and 517,144,991,069.70
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Solution
The fourth proportional to 517,144,991,069.70, 775,717,486,604.70 and 517,144,991,069.70 is: 775,717,486,604.70
Step by Step Solution
- Step 1: Write the proportion equation
517,144,991,069.70 : 775,717,486,604.70 = 517,144,991,069.70 : x - Step 2: Convert to fraction form
517,144,991,069.70/775,717,486,604.70 = 517,144,991,069.70/x - Step 3: Cross multiply
517,144,991,069.70x = 775,717,486,604.70 × 517,144,991,069.70 - Step 4: Simplify right side
517,144,991,069.70x = 401,158,412,682,797,663,649,792 - Step 5: Solve for x
x = 401,158,412,682,797,663,649,792/517,144,991,069.70 - Step 6: Final answer
x = 775,717,486,604.70
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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.