Finding the Fourth Proportional to 227,415,170.58, 313,832,935.88 and 122,993,241.87
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Solution
The fourth proportional to 227,415,170.58, 313,832,935.88 and 122,993,241.87 is: 169,730,674.04
Step by Step Solution
- Step 1: Write the proportion equation
227,415,170.58 : 313,832,935.88 = 122,993,241.87 : x - Step 2: Convert to fraction form
227,415,170.58/313,832,935.88 = 122,993,241.87/x - Step 3: Cross multiply
227,415,170.58x = 313,832,935.88 × 122,993,241.87 - Step 4: Simplify right side
227,415,170.58x = 38,599,330,188,846,080 - Step 5: Solve for x
x = 38,599,330,188,846,080/227,415,170.58 - Step 6: Final answer
x = 169,730,674.04
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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.