Finding the Fourth Proportional to 202,259,505.84, 279,040,948.26 and 122,844,611.31
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Solution
The fourth proportional to 202,259,505.84, 279,040,948.26 and 122,844,611.31 is: 169,478,693.65
Step by Step Solution
- Step 1: Write the proportion equation
202,259,505.84 : 279,040,948.26 = 122,844,611.31 : x - Step 2: Convert to fraction form
202,259,505.84/279,040,948.26 = 122,844,611.31/x - Step 3: Cross multiply
202,259,505.84x = 279,040,948.26 × 122,844,611.31 - Step 4: Simplify right side
202,259,505.84x = 34,278,676,828,573,520 - Step 5: Solve for x
x = 34,278,676,828,573,520/202,259,505.84 - Step 6: Final answer
x = 169,478,693.65
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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.