Finding the Fourth Proportional to 288,040,165.58, 432,042,312.23 and 177,396,889.62
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Solution
The fourth proportional to 288,040,165.58, 432,042,312.23 and 177,396,889.62 is: 266,084,288.00
Step by Step Solution
- Step 1: Write the proportion equation
288,040,165.58 : 432,042,312.23 = 177,396,889.62 : x - Step 2: Convert to fraction form
288,040,165.58/432,042,312.23 = 177,396,889.62/x - Step 3: Cross multiply
288,040,165.58x = 432,042,312.23 × 177,396,889.62 - Step 4: Simplify right side
288,040,165.58x = 76,642,962,375,233,296 - Step 5: Solve for x
x = 76,642,962,375,233,296/288,040,165.58 - Step 6: Final answer
x = 266,084,288.00
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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.