Finding the Fourth Proportional to 792,981,596,737.80, 1,189,470,910,459.60 and 248,471,779,344.02
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Solution
The fourth proportional to 792,981,596,737.80, 1,189,470,910,459.60 and 248,471,779,344.02 is: 372,707,203,818.72
Step by Step Solution
- Step 1: Write the proportion equation
792,981,596,737.80 : 1,189,470,910,459.60 = 248,471,779,344.02 : x - Step 2: Convert to fraction form
792,981,596,737.80/1,189,470,910,459.60 = 248,471,779,344.02/x - Step 3: Cross multiply
792,981,596,737.80x = 1,189,470,910,459.60 × 248,471,779,344.02 - Step 4: Simplify right side
792,981,596,737.80x = 295,549,953,599,848,306,442,240 - Step 5: Solve for x
x = 295,549,953,599,848,306,442,240/792,981,596,737.80 - Step 6: Final answer
x = 372,707,203,818.72
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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.