Finding the Fourth Proportional to 229,849,402.41, 317,198,874.42 and 125,434,199.70
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Solution
The fourth proportional to 229,849,402.41, 317,198,874.42 and 125,434,199.70 is: 173,102,851.44
Step by Step Solution
- Step 1: Write the proportion equation
229,849,402.41 : 317,198,874.42 = 125,434,199.70 : x - Step 2: Convert to fraction form
229,849,402.41/317,198,874.42 = 125,434,199.70/x - Step 3: Cross multiply
229,849,402.41x = 317,198,874.42 × 125,434,199.70 - Step 4: Simplify right side
229,849,402.41x = 39,787,586,958,613,504 - Step 5: Solve for x
x = 39,787,586,958,613,504/229,849,402.41 - Step 6: Final answer
x = 173,102,851.44
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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.