Finding the Fourth Proportional to 299,383,850.70, 449,075,776.05 and 169,941,444.30
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Solution
The fourth proportional to 299,383,850.70, 449,075,776.05 and 169,941,444.30 is: 254,912,166.45
Step by Step Solution
- Step 1: Write the proportion equation
299,383,850.70 : 449,075,776.05 = 169,941,444.30 : x - Step 2: Convert to fraction form
299,383,850.70/449,075,776.05 = 169,941,444.30/x - Step 3: Cross multiply
299,383,850.70x = 449,075,776.05 × 169,941,444.30 - Step 4: Simplify right side
299,383,850.70x = 76,316,585,982,080,352 - Step 5: Solve for x
x = 76,316,585,982,080,352/299,383,850.70 - Step 6: Final answer
x = 254,912,166.45
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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.