Finding the Fourth Proportional to 2,729,018,458.96, 3,766,045,376.84 and 1,475,955,284.56
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Solution
The fourth proportional to 2,729,018,458.96, 3,766,045,376.84 and 1,475,955,284.56 is: 2,036,818,240.49
Step by Step Solution
- Step 1: Write the proportion equation
2,729,018,458.96 : 3,766,045,376.84 = 1,475,955,284.56 : x - Step 2: Convert to fraction form
2,729,018,458.96/3,766,045,376.84 = 1,475,955,284.56/x - Step 3: Cross multiply
2,729,018,458.96x = 3,766,045,376.84 × 1,475,955,284.56 - Step 4: Simplify right side
2,729,018,458.96x = 5,558,514,575,839,754,240 - Step 5: Solve for x
x = 5,558,514,575,839,754,240/2,729,018,458.96 - Step 6: Final answer
x = 2,036,818,240.49
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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.