Finding the Fourth Proportional to 273,621,825.12, 377,598,482.66 and 148,174,237.24
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Solution
The fourth proportional to 273,621,825.12, 377,598,482.66 and 148,174,237.24 is: 204,480,644.50
Step by Step Solution
- Step 1: Write the proportion equation
273,621,825.12 : 377,598,482.66 = 148,174,237.24 : x - Step 2: Convert to fraction form
273,621,825.12/377,598,482.66 = 148,174,237.24/x - Step 3: Cross multiply
273,621,825.12x = 377,598,482.66 × 148,174,237.24 - Step 4: Simplify right side
273,621,825.12x = 55,950,367,151,126,872 - Step 5: Solve for x
x = 55,950,367,151,126,872/273,621,825.12 - Step 6: Final answer
x = 204,480,644.50
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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.