Finding the Fourth Proportional to 273,691,193.44, 377,599,195.10 and 207,542,783.20
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Solution
The fourth proportional to 273,691,193.44, 377,599,195.10 and 207,542,783.20 is: 286,337,265.37
Step by Step Solution
- Step 1: Write the proportion equation
273,691,193.44 : 377,599,195.10 = 207,542,783.20 : x - Step 2: Convert to fraction form
273,691,193.44/377,599,195.10 = 207,542,783.20/x - Step 3: Cross multiply
273,691,193.44x = 377,599,195.10 × 207,542,783.20 - Step 4: Simplify right side
273,691,193.44x = 78,367,987,885,133,808 - Step 5: Solve for x
x = 78,367,987,885,133,808/273,691,193.44 - Step 6: Final answer
x = 286,337,265.37
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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.