Finding the Fourth Proportional to 263,643,372.75, 395,481,501.73 and 69,554,974.08
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Solution
The fourth proportional to 263,643,372.75, 395,481,501.73 and 69,554,974.08 is: 104,336,799.04
Step by Step Solution
- Step 1: Write the proportion equation
263,643,372.75 : 395,481,501.73 = 69,554,974.08 : x - Step 2: Convert to fraction form
263,643,372.75/395,481,501.73 = 69,554,974.08/x - Step 3: Cross multiply
263,643,372.75x = 395,481,501.73 × 69,554,974.08 - Step 4: Simplify right side
263,643,372.75x = 27,507,705,601,949,624 - Step 5: Solve for x
x = 27,507,705,601,949,624/263,643,372.75 - Step 6: Final answer
x = 104,336,799.04
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.