Finding the Fourth Proportional to 170,454,137.68, 235,226,608.63 and 92,137,692.39
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Solution
The fourth proportional to 170,454,137.68, 235,226,608.63 and 92,137,692.39 is: 127,149,960.70
Step by Step Solution
- Step 1: Write the proportion equation
170,454,137.68 : 235,226,608.63 = 92,137,692.39 : x - Step 2: Convert to fraction form
170,454,137.68/235,226,608.63 = 92,137,692.39/x - Step 3: Cross multiply
170,454,137.68x = 235,226,608.63 × 92,137,692.39 - Step 4: Simplify right side
170,454,137.68x = 21,673,236,907,893,860 - Step 5: Solve for x
x = 21,673,236,907,893,860/170,454,137.68 - Step 6: Final answer
x = 127,149,960.70
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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.