Finding the Fourth Proportional to 112,463,076.92, 168,702,017.39 and 29,466,861.63
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Solution
The fourth proportional to 112,463,076.92, 168,702,017.39 and 29,466,861.63 is: 44,202,231.88
Step by Step Solution
- Step 1: Write the proportion equation
112,463,076.92 : 168,702,017.39 = 29,466,861.63 : x - Step 2: Convert to fraction form
112,463,076.92/168,702,017.39 = 29,466,861.63/x - Step 3: Cross multiply
112,463,076.92x = 168,702,017.39 × 29,466,861.63 - Step 4: Simplify right side
112,463,076.92x = 4,971,119,003,357,364 - Step 5: Solve for x
x = 4,971,119,003,357,364/112,463,076.92 - Step 6: Final answer
x = 44,202,231.88
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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.