Finding the Fourth Proportional to 664,246,325.88, 996,464,578.50 and 204,223,120.92
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Solution
The fourth proportional to 664,246,325.88, 996,464,578.50 and 204,223,120.92 is: 306,363,916.79
Step by Step Solution
- Step 1: Write the proportion equation
664,246,325.88 : 996,464,578.50 = 204,223,120.92 : x - Step 2: Convert to fraction form
664,246,325.88/996,464,578.50 = 204,223,120.92/x - Step 3: Cross multiply
664,246,325.88x = 996,464,578.50 × 204,223,120.92 - Step 4: Simplify right side
664,246,325.88x = 203,501,106,107,502,304 - Step 5: Solve for x
x = 203,501,106,107,502,304/664,246,325.88 - Step 6: Final answer
x = 306,363,916.79
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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.