Finding the Fourth Proportional to 237,102,310.28, 327,205,062.06 and 129,809,842.32
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Solution
The fourth proportional to 237,102,310.28, 327,205,062.06 and 129,809,842.32 is: 179,139,703.29
Step by Step Solution
- Step 1: Write the proportion equation
237,102,310.28 : 327,205,062.06 = 129,809,842.32 : x - Step 2: Convert to fraction form
237,102,310.28/327,205,062.06 = 129,809,842.32/x - Step 3: Cross multiply
237,102,310.28x = 327,205,062.06 × 129,809,842.32 - Step 4: Simplify right side
237,102,310.28x = 42,474,437,512,314,416 - Step 5: Solve for x
x = 42,474,437,512,314,416/237,102,310.28 - Step 6: Final answer
x = 179,139,703.29
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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.