Finding the Fourth Proportional to 74,347,953.13, 102,602,944.28 and 44,583,447.14
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Solution
The fourth proportional to 74,347,953.13, 102,602,944.28 and 44,583,447.14 is: 61,526,817.49
Step by Step Solution
- Step 1: Write the proportion equation
74,347,953.13 : 102,602,944.28 = 44,583,447.14 : x - Step 2: Convert to fraction form
74,347,953.13/102,602,944.28 = 44,583,447.14/x - Step 3: Cross multiply
74,347,953.13x = 102,602,944.28 × 44,583,447.14 - Step 4: Simplify right side
74,347,953.13x = 4,574,392,942,715,745 - Step 5: Solve for x
x = 4,574,392,942,715,745/74,347,953.13 - Step 6: Final answer
x = 61,526,817.49
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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.