Finding the Fourth Proportional to 3,797,760,362.15, 5,239,239,897.19 and 2,291,546,626.29
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Solution
The fourth proportional to 3,797,760,362.15, 5,239,239,897.19 and 2,291,546,626.29 is: 3,161,327,036.43
Step by Step Solution
- Step 1: Write the proportion equation
3,797,760,362.15 : 5,239,239,897.19 = 2,291,546,626.29 : x - Step 2: Convert to fraction form
3,797,760,362.15/5,239,239,897.19 = 2,291,546,626.29/x - Step 3: Cross multiply
3,797,760,362.15x = 5,239,239,897.19 × 2,291,546,626.29 - Step 4: Simplify right side
3,797,760,362.15x = 12,005,962,510,726,961,152 - Step 5: Solve for x
x = 12,005,962,510,726,961,152/3,797,760,362.15 - Step 6: Final answer
x = 3,161,327,036.43
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1.5x scale
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.