Finding the Fourth Proportional to 176,202,493.20, 264,303,739.80 and 130,852,861.20
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Solution
The fourth proportional to 176,202,493.20, 264,303,739.80 and 130,852,861.20 is: 196,279,291.80
Step by Step Solution
- Step 1: Write the proportion equation
176,202,493.20 : 264,303,739.80 = 130,852,861.20 : x - Step 2: Convert to fraction form
176,202,493.20/264,303,739.80 = 130,852,861.20/x - Step 3: Cross multiply
176,202,493.20x = 264,303,739.80 × 130,852,861.20 - Step 4: Simplify right side
176,202,493.20x = 34,584,900,578,690,320 - Step 5: Solve for x
x = 34,584,900,578,690,320/176,202,493.20 - Step 6: Final answer
x = 196,279,291.80
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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.