Finding the Fourth Proportional to 2,308,678,259.26, 3,185,890,644.17 and 1,251,383,531
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Solution
The fourth proportional to 2,308,678,259.26, 3,185,890,644.17 and 1,251,383,531 is: 1,726,863,008.17
Step by Step Solution
- Step 1: Write the proportion equation
2,308,678,259.26 : 3,185,890,644.17 = 1,251,383,531 : x - Step 2: Convert to fraction form
2,308,678,259.26/3,185,890,644.17 = 1,251,383,531/x - Step 3: Cross multiply
2,308,678,259.26x = 3,185,890,644.17 × 1,251,383,531 - Step 4: Simplify right side
2,308,678,259.26x = 3,986,771,083,681,319,424 - Step 5: Solve for x
x = 3,986,771,083,681,319,424/2,308,678,259.26 - Step 6: Final answer
x = 1,726,863,008.17
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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.