Finding the Fourth Proportional to 2,688,586,930,932.40, 3,710,261,143,198.80 and 1,453,992,366,977
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Solution
The fourth proportional to 2,688,586,930,932.40, 3,710,261,143,198.80 and 1,453,992,366,977 is: 2,006,515,511,786.53
Step by Step Solution
- Step 1: Write the proportion equation
2,688,586,930,932.40 : 3,710,261,143,198.80 = 1,453,992,366,977 : x - Step 2: Convert to fraction form
2,688,586,930,932.40/3,710,261,143,198.80 = 1,453,992,366,977/x - Step 3: Cross multiply
2,688,586,930,932.40x = 3,710,261,143,198.80 × 1,453,992,366,977 - Step 4: Simplify right side
2,688,586,930,932.40x = 5,394,691,381,702,412,547,915,776 - Step 5: Solve for x
x = 5,394,691,381,702,412,547,915,776/2,688,586,930,932.40 - Step 6: Final answer
x = 2,006,515,511,786.53
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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.