Finding the Fourth Proportional to 2,308,678,261.26, 3,185,890,646.92 and 1,251,383,533
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Solution
The fourth proportional to 2,308,678,261.26, 3,185,890,646.92 and 1,251,383,533 is: 1,726,863,010.92
Step by Step Solution
- Step 1: Write the proportion equation
2,308,678,261.26 : 3,185,890,646.92 = 1,251,383,533 : x - Step 2: Convert to fraction form
2,308,678,261.26/3,185,890,646.92 = 1,251,383,533/x - Step 3: Cross multiply
2,308,678,261.26x = 3,185,890,646.92 × 1,251,383,533 - Step 4: Simplify right side
2,308,678,261.26x = 3,986,771,093,494,405,120 - Step 5: Solve for x
x = 3,986,771,093,494,405,120/2,308,678,261.26 - Step 6: Final answer
x = 1,726,863,010.92
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.