Finding the Fourth Proportional to 227,247,104.48, 313,601,138.45 and 126,775,542.02
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Solution
The fourth proportional to 227,247,104.48, 313,601,138.45 and 126,775,542.02 is: 174,950,322.89
Step by Step Solution
- Step 1: Write the proportion equation
227,247,104.48 : 313,601,138.45 = 126,775,542.02 : x - Step 2: Convert to fraction form
227,247,104.48/313,601,138.45 = 126,775,542.02/x - Step 3: Cross multiply
227,247,104.48x = 313,601,138.45 × 126,775,542.02 - Step 4: Simplify right side
227,247,104.48x = 39,756,954,305,087,808 - Step 5: Solve for x
x = 39,756,954,305,087,808/227,247,104.48 - Step 6: Final answer
x = 174,950,322.89
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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.