Finding the Fourth Proportional to 299,395,096.84, 413,569,623.90 and 225,613,370.68
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Solution
The fourth proportional to 299,395,096.84, 413,569,623.90 and 225,613,370.68 is: 311,651,185.49
Step by Step Solution
- Step 1: Write the proportion equation
299,395,096.84 : 413,569,623.90 = 225,613,370.68 : x - Step 2: Convert to fraction form
299,395,096.84/413,569,623.90 = 225,613,370.68/x - Step 3: Cross multiply
299,395,096.84x = 413,569,623.90 × 225,613,370.68 - Step 4: Simplify right side
299,395,096.84x = 93,306,836,858,938,880 - Step 5: Solve for x
x = 93,306,836,858,938,880/299,395,096.84 - Step 6: Final answer
x = 311,651,185.49
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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.