Finding the Fourth Proportional to 299,383,708.70, 449,075,563.05 and 169,941,302.30
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Solution
The fourth proportional to 299,383,708.70, 449,075,563.05 and 169,941,302.30 is: 254,911,953.45
Step by Step Solution
- Step 1: Write the proportion equation
299,383,708.70 : 449,075,563.05 = 169,941,302.30 : x - Step 2: Convert to fraction form
299,383,708.70/449,075,563.05 = 169,941,302.30/x - Step 3: Cross multiply
299,383,708.70x = 449,075,563.05 × 169,941,302.30 - Step 4: Simplify right side
299,383,708.70x = 76,316,486,015,822,768 - Step 5: Solve for x
x = 76,316,486,015,822,768/299,383,708.70 - Step 6: Final answer
x = 254,911,953.45
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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.