Finding the Fourth Proportional to 113,358,414.70, 170,051,424.45 and 40,582,830.70
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Solution
The fourth proportional to 113,358,414.70, 170,051,424.45 and 40,582,830.70 is: 60,879,187.37
Step by Step Solution
- Step 1: Write the proportion equation
113,358,414.70 : 170,051,424.45 = 40,582,830.70 : x - Step 2: Convert to fraction form
113,358,414.70/170,051,424.45 = 40,582,830.70/x - Step 3: Cross multiply
113,358,414.70x = 170,051,424.45 × 40,582,830.70 - Step 4: Simplify right side
113,358,414.70x = 6,901,168,168,748,191 - Step 5: Solve for x
x = 6,901,168,168,748,191/113,358,414.70 - Step 6: Final answer
x = 60,879,187.37
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.