Finding the Fourth Proportional to 240,075,215.20, 331,304,121.84 and 130,066,924.96
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Solution
The fourth proportional to 240,075,215.20, 331,304,121.84 and 130,066,924.96 is: 179,492,532.45
Step by Step Solution
- Step 1: Write the proportion equation
240,075,215.20 : 331,304,121.84 = 130,066,924.96 : x - Step 2: Convert to fraction form
240,075,215.20/331,304,121.84 = 130,066,924.96/x - Step 3: Cross multiply
240,075,215.20x = 331,304,121.84 × 130,066,924.96 - Step 4: Simplify right side
240,075,215.20x = 43,091,708,354,301,968 - Step 5: Solve for x
x = 43,091,708,354,301,968/240,075,215.20 - Step 6: Final answer
x = 179,492,532.45
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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.