Finding the Fourth Proportional to 227,247,103.98, 313,601,137.76 and 126,775,541.52
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Solution
The fourth proportional to 227,247,103.98, 313,601,137.76 and 126,775,541.52 is: 174,950,322.20
Step by Step Solution
- Step 1: Write the proportion equation
227,247,103.98 : 313,601,137.76 = 126,775,541.52 : x - Step 2: Convert to fraction form
227,247,103.98/313,601,137.76 = 126,775,541.52/x - Step 3: Cross multiply
227,247,103.98x = 313,601,137.76 × 126,775,541.52 - Step 4: Simplify right side
227,247,103.98x = 39,756,954,060,178,240 - Step 5: Solve for x
x = 39,756,954,060,178,240/227,247,103.98 - Step 6: Final answer
x = 174,950,322.20
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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.