Finding the Fourth Proportional to 134,788,474.20, 202,182,711.30 and 48,540,192.60
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Solution
The fourth proportional to 134,788,474.20, 202,182,711.30 and 48,540,192.60 is: 72,810,288.90
Step by Step Solution
- Step 1: Write the proportion equation
134,788,474.20 : 202,182,711.30 = 48,540,192.60 : x - Step 2: Convert to fraction form
134,788,474.20/202,182,711.30 = 48,540,192.60/x - Step 3: Cross multiply
134,788,474.20x = 202,182,711.30 × 48,540,192.60 - Step 4: Simplify right side
134,788,474.20x = 9,813,987,746,892,198 - Step 5: Solve for x
x = 9,813,987,746,892,198/134,788,474.20 - Step 6: Final answer
x = 72,810,288.90
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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.