Finding the Fourth Proportional to 213,815,768.99, 295,065,763.61 and 116,030,624.99
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Solution
The fourth proportional to 213,815,768.99, 295,065,763.61 and 116,030,624.99 is: 160,122,263.78
Step by Step Solution
- Step 1: Write the proportion equation
213,815,768.99 : 295,065,763.61 = 116,030,624.99 : x - Step 2: Convert to fraction form
213,815,768.99/295,065,763.61 = 116,030,624.99/x - Step 3: Cross multiply
213,815,768.99x = 295,065,763.61 × 116,030,624.99 - Step 4: Simplify right side
213,815,768.99x = 34,236,664,962,764,420 - Step 5: Solve for x
x = 34,236,664,962,764,420/213,815,768.99 - Step 6: Final answer
x = 160,122,263.78
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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.