Finding the Fourth Proportional to 430,544,010.91, 593,964,354.30 and 263,287,583.95
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Solution
The fourth proportional to 430,544,010.91, 593,964,354.30 and 263,287,583.95 is: 363,222,889.72
Step by Step Solution
- Step 1: Write the proportion equation
430,544,010.91 : 593,964,354.30 = 263,287,583.95 : x - Step 2: Convert to fraction form
430,544,010.91/593,964,354.30 = 263,287,583.95/x - Step 3: Cross multiply
430,544,010.91x = 593,964,354.30 × 263,287,583.95 - Step 4: Simplify right side
430,544,010.91x = 156,383,439,796,068,768 - Step 5: Solve for x
x = 156,383,439,796,068,768/430,544,010.91 - Step 6: Final answer
x = 363,222,889.72
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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.