Finding the Fourth Proportional to 37,344,852,514, 51,537,125,689.50 and 20,428,112,939.68
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Solution
The fourth proportional to 37,344,852,514, 51,537,125,689.50 and 20,428,112,939.68 is: 28,191,468,255.95
Step by Step Solution
- Step 1: Write the proportion equation
37,344,852,514 : 51,537,125,689.50 = 20,428,112,939.68 : x - Step 2: Convert to fraction form
37,344,852,514/51,537,125,689.50 = 20,428,112,939.68/x - Step 3: Cross multiply
37,344,852,514x = 51,537,125,689.50 × 20,428,112,939.68 - Step 4: Simplify right side
37,344,852,514x = 1,052,806,224,171,589,566,464 - Step 5: Solve for x
x = 1,052,806,224,171,589,566,464/37,344,852,514 - Step 6: Final answer
x = 28,191,468,255.95
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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.