Finding the Fourth Proportional to 115,912,181.80, 173,868,272.70 and 62,164,469.80
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Solution
The fourth proportional to 115,912,181.80, 173,868,272.70 and 62,164,469.80 is: 93,246,704.70
Step by Step Solution
- Step 1: Write the proportion equation
115,912,181.80 : 173,868,272.70 = 62,164,469.80 : x - Step 2: Convert to fraction form
115,912,181.80/173,868,272.70 = 62,164,469.80/x - Step 3: Cross multiply
115,912,181.80x = 173,868,272.70 × 62,164,469.80 - Step 4: Simplify right side
115,912,181.80x = 10,808,428,987,437,314 - Step 5: Solve for x
x = 10,808,428,987,437,314/115,912,181.80 - Step 6: Final answer
x = 93,246,704.70
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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.