Finding the Fourth Proportional to 576,125,122.62, 864,226,212.78 and 202,588,382.72
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Solution
The fourth proportional to 576,125,122.62, 864,226,212.78 and 202,588,382.72 is: 303,896,122.35
Step by Step Solution
- Step 1: Write the proportion equation
576,125,122.62 : 864,226,212.78 = 202,588,382.72 : x - Step 2: Convert to fraction form
576,125,122.62/864,226,212.78 = 202,588,382.72/x - Step 3: Cross multiply
576,125,122.62x = 864,226,212.78 × 202,588,382.72 - Step 4: Simplify right side
576,125,122.62x = 175,082,190,751,330,784 - Step 5: Solve for x
x = 175,082,190,751,330,784/576,125,122.62 - Step 6: Final answer
x = 303,896,122.35
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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.