Finding the Fourth Proportional to 135,490,981.10, 203,236,471.65 and 44,602,760.30
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Solution
The fourth proportional to 135,490,981.10, 203,236,471.65 and 44,602,760.30 is: 66,904,140.45
Step by Step Solution
- Step 1: Write the proportion equation
135,490,981.10 : 203,236,471.65 = 44,602,760.30 : x - Step 2: Convert to fraction form
135,490,981.10/203,236,471.65 = 44,602,760.30/x - Step 3: Cross multiply
135,490,981.10x = 203,236,471.65 × 44,602,760.30 - Step 4: Simplify right side
135,490,981.10x = 9,064,907,629,222,696 - Step 5: Solve for x
x = 9,064,907,629,222,696/135,490,981.10 - Step 6: Final answer
x = 66,904,140.45
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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.