Finding the Fourth Proportional to 1,295,079,413.28, 1,941,661,737.84 and 672,400,622.88
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Solution
The fourth proportional to 1,295,079,413.28, 1,941,661,737.84 and 672,400,622.88 is: 1,008,103,864.95
Step by Step Solution
- Step 1: Write the proportion equation
1,295,079,413.28 : 1,941,661,737.84 = 672,400,622.88 : x - Step 2: Convert to fraction form
1,295,079,413.28/1,941,661,737.84 = 672,400,622.88/x - Step 3: Cross multiply
1,295,079,413.28x = 1,941,661,737.84 × 672,400,622.88 - Step 4: Simplify right side
1,295,079,413.28x = 1,305,574,561,945,879,296 - Step 5: Solve for x
x = 1,305,574,561,945,879,296/1,295,079,413.28 - Step 6: Final answer
x = 1,008,103,864.95
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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.