Finding the Fourth Proportional to 113,546,311.44, 170,317,022.86 and 31,663,009.68
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Solution
The fourth proportional to 113,546,311.44, 170,317,022.86 and 31,663,009.68 is: 47,493,832.91
Step by Step Solution
- Step 1: Write the proportion equation
113,546,311.44 : 170,317,022.86 = 31,663,009.68 : x - Step 2: Convert to fraction form
113,546,311.44/170,317,022.86 = 31,663,009.68/x - Step 3: Cross multiply
113,546,311.44x = 170,317,022.86 × 31,663,009.68 - Step 4: Simplify right side
113,546,311.44x = 5,392,749,543,484,962 - Step 5: Solve for x
x = 5,392,749,543,484,962/113,546,311.44 - Step 6: Final answer
x = 47,493,832.91
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.