Finding the Fourth Proportional to 202,511,106.06, 279,463,838.54 and 114,403,502.67
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Solution
The fourth proportional to 202,511,106.06, 279,463,838.54 and 114,403,502.67 is: 157,875,993.17
Step by Step Solution
- Step 1: Write the proportion equation
202,511,106.06 : 279,463,838.54 = 114,403,502.67 : x - Step 2: Convert to fraction form
202,511,106.06/279,463,838.54 = 114,403,502.67/x - Step 3: Cross multiply
202,511,106.06x = 279,463,838.54 × 114,403,502.67 - Step 4: Simplify right side
202,511,106.06x = 31,971,641,998,007,324 - Step 5: Solve for x
x = 31,971,641,998,007,324/202,511,106.06 - Step 6: Final answer
x = 157,875,993.17
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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.