Finding the Fourth Proportional to 371,585,795.01, 512,803,171.82 and 204,335,768.26
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Solution
The fourth proportional to 371,585,795.01, 512,803,171.82 and 204,335,768.26 is: 281,991,484.84
Step by Step Solution
- Step 1: Write the proportion equation
371,585,795.01 : 512,803,171.82 = 204,335,768.26 : x - Step 2: Convert to fraction form
371,585,795.01/512,803,171.82 = 204,335,768.26/x - Step 3: Cross multiply
371,585,795.01x = 512,803,171.82 × 204,335,768.26 - Step 4: Simplify right side
371,585,795.01x = 104,784,030,080,004,480 - Step 5: Solve for x
x = 104,784,030,080,004,480/371,585,795.01 - Step 6: Final answer
x = 281,991,484.84
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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.