Finding the Fourth Proportional to 12,258,723,424.08, 18,388,085,379.96 and 2,942,471,353.68
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Solution
The fourth proportional to 12,258,723,424.08, 18,388,085,379.96 and 2,942,471,353.68 is: 4,413,707,089.05
Step by Step Solution
- Step 1: Write the proportion equation
12,258,723,424.08 : 18,388,085,379.96 = 2,942,471,353.68 : x - Step 2: Convert to fraction form
12,258,723,424.08/18,388,085,379.96 = 2,942,471,353.68/x - Step 3: Cross multiply
12,258,723,424.08x = 18,388,085,379.96 × 2,942,471,353.68 - Step 4: Simplify right side
12,258,723,424.08x = 54,106,414,479,554,314,240 - Step 5: Solve for x
x = 54,106,414,479,554,314,240/12,258,723,424.08 - Step 6: Final answer
x = 4,413,707,089.05
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1.5x scale
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.