Finding the Fourth Proportional to 543,172,174.44, 814,750,296.12 and 134,228,329.80
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Solution
The fourth proportional to 543,172,174.44, 814,750,296.12 and 134,228,329.80 is: 201,340,526.26
Step by Step Solution
- Step 1: Write the proportion equation
543,172,174.44 : 814,750,296.12 = 134,228,329.80 : x - Step 2: Convert to fraction form
543,172,174.44/814,750,296.12 = 134,228,329.80/x - Step 3: Cross multiply
543,172,174.44x = 814,750,296.12 × 134,228,329.80 - Step 4: Simplify right side
543,172,174.44x = 109,362,571,452,243,024 - Step 5: Solve for x
x = 109,362,571,452,243,024/543,172,174.44 - Step 6: Final answer
x = 201,340,526.26
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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.