Finding the Fourth Proportional to 3,546,450,814.70, 5,320,180,106.85 and 1,092,531,838.70
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Solution
The fourth proportional to 3,546,450,814.70, 5,320,180,106.85 and 1,092,531,838.70 is: 1,638,952,986.53
Step by Step Solution
- Step 1: Write the proportion equation
3,546,450,814.70 : 5,320,180,106.85 = 1,092,531,838.70 : x - Step 2: Convert to fraction form
3,546,450,814.70/5,320,180,106.85 = 1,092,531,838.70/x - Step 3: Cross multiply
3,546,450,814.70x = 5,320,180,106.85 × 1,092,531,838.70 - Step 4: Simplify right side
3,546,450,814.70x = 5,812,466,154,351,993,856 - Step 5: Solve for x
x = 5,812,466,154,351,993,856/3,546,450,814.70 - Step 6: Final answer
x = 1,638,952,986.53
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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.