Finding the Fourth Proportional to 442,904,234.90, 664,356,352.35 and 270,717,350.90
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Solution
The fourth proportional to 442,904,234.90, 664,356,352.35 and 270,717,350.90 is: 406,076,026.35
Step by Step Solution
- Step 1: Write the proportion equation
442,904,234.90 : 664,356,352.35 = 270,717,350.90 : x - Step 2: Convert to fraction form
442,904,234.90/664,356,352.35 = 270,717,350.90/x - Step 3: Cross multiply
442,904,234.90x = 664,356,352.35 × 270,717,350.90 - Step 4: Simplify right side
442,904,234.90x = 179,852,791,761,778,976 - Step 5: Solve for x
x = 179,852,791,761,778,976/442,904,234.90 - Step 6: Final answer
x = 406,076,026.35
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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.