Finding the Fourth Proportional to 2,630,394,250.45, 3,629,915,136.97 and 1,424,705,500.88
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Solution
The fourth proportional to 2,630,394,250.45, 3,629,915,136.97 and 1,424,705,500.88 is: 1,966,077,922.53
Step by Step Solution
- Step 1: Write the proportion equation
2,630,394,250.45 : 3,629,915,136.97 = 1,424,705,500.88 : x - Step 2: Convert to fraction form
2,630,394,250.45/3,629,915,136.97 = 1,424,705,500.88/x - Step 3: Cross multiply
2,630,394,250.45x = 3,629,915,136.97 × 1,424,705,500.88 - Step 4: Simplify right side
2,630,394,250.45x = 5,171,560,063,358,413,824 - Step 5: Solve for x
x = 5,171,560,063,358,413,824/2,630,394,250.45 - Step 6: Final answer
x = 1,966,077,922.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.