Finding the Fourth Proportional to 395,876,239.97, 593,795,045.91 and 146,929,936.82
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Solution
The fourth proportional to 395,876,239.97, 593,795,045.91 and 146,929,936.82 is: 220,387,736.80
Step by Step Solution
- Step 1: Write the proportion equation
395,876,239.97 : 593,795,045.91 = 146,929,936.82 : x - Step 2: Convert to fraction form
395,876,239.97/593,795,045.91 = 146,929,936.82/x - Step 3: Cross multiply
395,876,239.97x = 593,795,045.91 × 146,929,936.82 - Step 4: Simplify right side
395,876,239.97x = 87,246,268,579,585,296 - Step 5: Solve for x
x = 87,246,268,579,585,296/395,876,239.97 - Step 6: Final answer
x = 220,387,736.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.