Finding the Fourth Proportional to 162,990,586.41, 244,493,449.40 and 52,330,772.06
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Solution
The fourth proportional to 162,990,586.41, 244,493,449.40 and 52,330,772.06 is: 78,498,588.50
Step by Step Solution
- Step 1: Write the proportion equation
162,990,586.41 : 244,493,449.40 = 52,330,772.06 : x - Step 2: Convert to fraction form
162,990,586.41/244,493,449.40 = 52,330,772.06/x - Step 3: Cross multiply
162,990,586.41x = 244,493,449.40 × 52,330,772.06 - Step 4: Simplify right side
162,990,586.41x = 12,794,530,971,456,604 - Step 5: Solve for x
x = 12,794,530,971,456,604/162,990,586.41 - Step 6: Final answer
x = 78,498,588.50
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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.