Finding the Fourth Proportional to 44,286,938.05, 66,430,407.08 and 40,247,986.45
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Solution
The fourth proportional to 44,286,938.05, 66,430,407.08 and 40,247,986.45 is: 60,371,979.68
Step by Step Solution
- Step 1: Write the proportion equation
44,286,938.05 : 66,430,407.08 = 40,247,986.45 : x - Step 2: Convert to fraction form
44,286,938.05/66,430,407.08 = 40,247,986.45/x - Step 3: Cross multiply
44,286,938.05x = 66,430,407.08 × 40,247,986.45 - Step 4: Simplify right side
44,286,938.05x = 2,673,690,123,822,584.50 - Step 5: Solve for x
x = 2,673,690,123,822,584.50/44,286,938.05 - Step 6: Final answer
x = 60,371,979.68
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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.