Finding the Fourth Proportional to 599,245,874.70, 898,868,812.05 and 168,424,370.70
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Solution
The fourth proportional to 599,245,874.70, 898,868,812.05 and 168,424,370.70 is: 252,636,556.05
Step by Step Solution
- Step 1: Write the proportion equation
599,245,874.70 : 898,868,812.05 = 168,424,370.70 : x - Step 2: Convert to fraction form
599,245,874.70/898,868,812.05 = 168,424,370.70/x - Step 3: Cross multiply
599,245,874.70x = 898,868,812.05 × 168,424,370.70 - Step 4: Simplify right side
599,245,874.70x = 151,391,414,011,377,824 - Step 5: Solve for x
x = 151,391,414,011,377,824/599,245,874.70 - Step 6: Final answer
x = 252,636,556.05
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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.