Finding the Fourth Proportional to 1,566,672,772,896.40, 2,351,082,610,511.80 and 546,790,306,822.70
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Solution
The fourth proportional to 1,566,672,772,896.40, 2,351,082,610,511.80 and 546,790,306,822.70 is: 820,560,109,428.97
Step by Step Solution
- Step 1: Write the proportion equation
1,566,672,772,896.40 : 2,351,082,610,511.80 = 546,790,306,822.70 : x - Step 2: Convert to fraction form
1,566,672,772,896.40/2,351,082,610,511.80 = 546,790,306,822.70/x - Step 3: Cross multiply
1,566,672,772,896.40x = 2,351,082,610,511.80 × 546,790,306,822.70 - Step 4: Simplify right side
1,566,672,772,896.40x = 1,285,549,181,967,261,482,614,784 - Step 5: Solve for x
x = 1,285,549,181,967,261,482,614,784/1,566,672,772,896.40 - Step 6: Final answer
x = 820,560,109,428.97
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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.