Finding the Fourth Proportional to 227,415,166.44, 313,832,930.18 and 122,993,237.75
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Solution
The fourth proportional to 227,415,166.44, 313,832,930.18 and 122,993,237.75 is: 169,730,668.35
Step by Step Solution
- Step 1: Write the proportion equation
227,415,166.44 : 313,832,930.18 = 122,993,237.75 : x - Step 2: Convert to fraction form
227,415,166.44/313,832,930.18 = 122,993,237.75/x - Step 3: Cross multiply
227,415,166.44x = 313,832,930.18 × 122,993,237.75 - Step 4: Simplify right side
227,415,166.44x = 38,599,328,193,223,760 - Step 5: Solve for x
x = 38,599,328,193,223,760/227,415,166.44 - Step 6: Final answer
x = 169,730,668.35
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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.