Finding the Fourth Proportional to 74,216,249.34, 102,414,954.20 and 41,176,146.84
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Solution
The fourth proportional to 74,216,249.34, 102,414,954.20 and 41,176,146.84 is: 56,821,157.50
Step by Step Solution
- Step 1: Write the proportion equation
74,216,249.34 : 102,414,954.20 = 41,176,146.84 : x - Step 2: Convert to fraction form
74,216,249.34/102,414,954.20 = 41,176,146.84/x - Step 3: Cross multiply
74,216,249.34x = 102,414,954.20 × 41,176,146.84 - Step 4: Simplify right side
74,216,249.34x = 4,217,053,192,545,194 - Step 5: Solve for x
x = 4,217,053,192,545,194/74,216,249.34 - Step 6: Final answer
x = 56,821,157.50
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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.