Finding the Fourth Proportional to 2,367,369,928.70, 3,551,054,893.05 and 644,083,912.70
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Solution
The fourth proportional to 2,367,369,928.70, 3,551,054,893.05 and 644,083,912.70 is: 966,125,869.05
Step by Step Solution
- Step 1: Write the proportion equation
2,367,369,928.70 : 3,551,054,893.05 = 644,083,912.70 : x - Step 2: Convert to fraction form
2,367,369,928.70/3,551,054,893.05 = 644,083,912.70/x - Step 3: Cross multiply
2,367,369,928.70x = 3,551,054,893.05 × 644,083,912.70 - Step 4: Simplify right side
2,367,369,928.70x = 2,287,177,329,728,124,416 - Step 5: Solve for x
x = 2,287,177,329,728,124,416/2,367,369,928.70 - Step 6: Final answer
x = 966,125,869.05
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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.