Finding the Fourth Proportional to 269,511,535.58, 371,927,040.08 and 145,752,212.70
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Solution
The fourth proportional to 269,511,535.58, 371,927,040.08 and 145,752,212.70 is: 201,138,659.75
Step by Step Solution
- Step 1: Write the proportion equation
269,511,535.58 : 371,927,040.08 = 145,752,212.70 : x - Step 2: Convert to fraction form
269,511,535.58/371,927,040.08 = 145,752,212.70/x - Step 3: Cross multiply
269,511,535.58x = 371,927,040.08 × 145,752,212.70 - Step 4: Simplify right side
269,511,535.58x = 54,209,189,053,892,816 - Step 5: Solve for x
x = 54,209,189,053,892,816/269,511,535.58 - Step 6: Final answer
x = 201,138,659.75
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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.