Finding the Fourth Proportional to 171,498,137.94, 257,102,592.26 and 74,380,696.70
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Solution
The fourth proportional to 171,498,137.94, 257,102,592.26 and 74,380,696.70 is: 111,508,324.02
Step by Step Solution
- Step 1: Write the proportion equation
171,498,137.94 : 257,102,592.26 = 74,380,696.70 : x - Step 2: Convert to fraction form
171,498,137.94/257,102,592.26 = 74,380,696.70/x - Step 3: Cross multiply
171,498,137.94x = 257,102,592.26 × 74,380,696.70 - Step 4: Simplify right side
171,498,137.94x = 19,123,469,934,017,408 - Step 5: Solve for x
x = 19,123,469,934,017,408/171,498,137.94 - Step 6: Final answer
x = 111,508,324.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.