Finding the Fourth Proportional to 194,808,860.99, 268,826,638.60 and 106,703,250.50
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Solution
The fourth proportional to 194,808,860.99, 268,826,638.60 and 106,703,250.50 is: 147,245,233.17
Step by Step Solution
- Step 1: Write the proportion equation
194,808,860.99 : 268,826,638.60 = 106,703,250.50 : x - Step 2: Convert to fraction form
194,808,860.99/268,826,638.60 = 106,703,250.50/x - Step 3: Cross multiply
194,808,860.99x = 268,826,638.60 × 106,703,250.50 - Step 4: Simplify right side
194,808,860.99x = 28,684,676,160,414,212 - Step 5: Solve for x
x = 28,684,676,160,414,212/194,808,860.99 - Step 6: Final answer
x = 147,245,233.17
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.