Finding the Fourth Proportional to 195,467,881.36, 269,792,653.01 and 111,884,470.19
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Solution
The fourth proportional to 195,467,881.36, 269,792,653.01 and 111,884,470.19 is: 154,427,458.02
Step by Step Solution
- Step 1: Write the proportion equation
195,467,881.36 : 269,792,653.01 = 111,884,470.19 : x - Step 2: Convert to fraction form
195,467,881.36/269,792,653.01 = 111,884,470.19/x - Step 3: Cross multiply
195,467,881.36x = 269,792,653.01 × 111,884,470.19 - Step 4: Simplify right side
195,467,881.36x = 30,185,608,043,178,356 - Step 5: Solve for x
x = 30,185,608,043,178,356/195,467,881.36 - Step 6: Final answer
x = 154,427,458.02
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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.