Finding the Fourth Proportional to 543,034,287,129.80, 814,551,430,694.70 and 543,034,287,129.80
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Solution
The fourth proportional to 543,034,287,129.80, 814,551,430,694.70 and 543,034,287,129.80 is: 814,551,430,694.70
Step by Step Solution
- Step 1: Write the proportion equation
543,034,287,129.80 : 814,551,430,694.70 = 543,034,287,129.80 : x - Step 2: Convert to fraction form
543,034,287,129.80/814,551,430,694.70 = 543,034,287,129.80/x - Step 3: Cross multiply
543,034,287,129.80x = 814,551,430,694.70 × 543,034,287,129.80 - Step 4: Simplify right side
543,034,287,129.80x = 442,329,355,497,855,042,715,648 - Step 5: Solve for x
x = 442,329,355,497,855,042,715,648/543,034,287,129.80 - Step 6: Final answer
x = 814,551,430,694.70
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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.