Finding the Fourth Proportional to 1,940,861,572.26, 2,908,329,916.23 and 1,152,362,510.75
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Solution
The fourth proportional to 1,940,861,572.26, 2,908,329,916.23 and 1,152,362,510.75 is: 1,726,784,852.80
Step by Step Solution
- Step 1: Write the proportion equation
1,940,861,572.26 : 2,908,329,916.23 = 1,152,362,510.75 : x - Step 2: Convert to fraction form
1,940,861,572.26/2,908,329,916.23 = 1,152,362,510.75/x - Step 3: Cross multiply
1,940,861,572.26x = 2,908,329,916.23 × 1,152,362,510.75 - Step 4: Simplify right side
1,940,861,572.26x = 3,351,450,364,356,140,032 - Step 5: Solve for x
x = 3,351,450,364,356,140,032/1,940,861,572.26 - Step 6: Final answer
x = 1,726,784,852.80
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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.