Finding the Fourth Proportional to 162,331,223.75, 224,203,260.38 and 106,824,442.80
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Solution
The fourth proportional to 162,331,223.75, 224,203,260.38 and 106,824,442.80 is: 147,540,244.02
Step by Step Solution
- Step 1: Write the proportion equation
162,331,223.75 : 224,203,260.38 = 106,824,442.80 : x - Step 2: Convert to fraction form
162,331,223.75/224,203,260.38 = 106,824,442.80/x - Step 3: Cross multiply
162,331,223.75x = 224,203,260.38 × 106,824,442.80 - Step 4: Simplify right side
162,331,223.75x = 23,950,388,363,502,692 - Step 5: Solve for x
x = 23,950,388,363,502,692/162,331,223.75 - Step 6: Final answer
x = 147,540,244.02
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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.