Finding the Fourth Proportional to 2,308,678,205.36, 3,185,890,569.52 and 1,251,383,477.08
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Solution
The fourth proportional to 2,308,678,205.36, 3,185,890,569.52 and 1,251,383,477.08 is: 1,726,862,933.62
Step by Step Solution
- Step 1: Write the proportion equation
2,308,678,205.36 : 3,185,890,569.52 = 1,251,383,477.08 : x - Step 2: Convert to fraction form
2,308,678,205.36/3,185,890,569.52 = 1,251,383,477.08/x - Step 3: Cross multiply
2,308,678,205.36x = 3,185,890,569.52 × 1,251,383,477.08 - Step 4: Simplify right side
2,308,678,205.36x = 3,986,770,818,482,318,848 - Step 5: Solve for x
x = 3,986,770,818,482,318,848/2,308,678,205.36 - Step 6: Final answer
x = 1,726,862,933.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.