Finding the Fourth Proportional to 963,627,397.92, 1,445,438,193.84 and 273,535,236
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Solution
The fourth proportional to 963,627,397.92, 1,445,438,193.84 and 273,535,236 is: 410,302,029.94
Step by Step Solution
- Step 1: Write the proportion equation
963,627,397.92 : 1,445,438,193.84 = 273,535,236 : x - Step 2: Convert to fraction form
963,627,397.92/1,445,438,193.84 = 273,535,236/x - Step 3: Cross multiply
963,627,397.92x = 1,445,438,193.84 × 273,535,236 - Step 4: Simplify right side
963,627,397.92x = 395,378,277,475,438,144 - Step 5: Solve for x
x = 395,378,277,475,438,144/963,627,397.92 - Step 6: Final answer
x = 410,302,029.94
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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.