Finding the Fourth Proportional to 1,328,707,634.80, 1,993,054,202.28 and 541,758,200.08
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Solution
The fourth proportional to 1,328,707,634.80, 1,993,054,202.28 and 541,758,200.08 is: 812,634,344.09
Step by Step Solution
- Step 1: Write the proportion equation
1,328,707,634.80 : 1,993,054,202.28 = 541,758,200.08 : x - Step 2: Convert to fraction form
1,328,707,634.80/1,993,054,202.28 = 541,758,200.08/x - Step 3: Cross multiply
1,328,707,634.80x = 1,993,054,202.28 × 541,758,200.08 - Step 4: Simplify right side
1,328,707,634.80x = 1,079,753,457,289,093,120 - Step 5: Solve for x
x = 1,079,753,457,289,093,120/1,328,707,634.80 - Step 6: Final answer
x = 812,634,344.09
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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.