Finding the Fourth Proportional to 232,107,489.24, 320,298,236.46 and 127,678,939.08
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Solution
The fourth proportional to 232,107,489.24, 320,298,236.46 and 127,678,939.08 is: 176,191,380.79
Step by Step Solution
- Step 1: Write the proportion equation
232,107,489.24 : 320,298,236.46 = 127,678,939.08 : x - Step 2: Convert to fraction form
232,107,489.24/320,298,236.46 = 127,678,939.08/x - Step 3: Cross multiply
232,107,489.24x = 320,298,236.46 × 127,678,939.08 - Step 4: Simplify right side
232,107,489.24x = 40,895,339,020,407,768 - Step 5: Solve for x
x = 40,895,339,020,407,768/232,107,489.24 - Step 6: Final answer
x = 176,191,380.79
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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.