Finding the Fourth Proportional to 269,577,992.90, 404,366,989.35 and 264,203,221.70
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Solution
The fourth proportional to 269,577,992.90, 404,366,989.35 and 264,203,221.70 is: 396,304,832.55
Step by Step Solution
- Step 1: Write the proportion equation
269,577,992.90 : 404,366,989.35 = 264,203,221.70 : x - Step 2: Convert to fraction form
269,577,992.90/404,366,989.35 = 264,203,221.70/x - Step 3: Cross multiply
269,577,992.90x = 404,366,989.35 × 264,203,221.70 - Step 4: Simplify right side
269,577,992.90x = 106,835,061,335,399,584 - Step 5: Solve for x
x = 106,835,061,335,399,584/269,577,992.90 - Step 6: Final answer
x = 396,304,832.55
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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.