Finding the Fourth Proportional to 321,625,179.08, 482,440,652.22 and 91,594,147.40
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Solution
The fourth proportional to 321,625,179.08, 482,440,652.22 and 91,594,147.40 is: 137,392,042.31
Step by Step Solution
- Step 1: Write the proportion equation
321,625,179.08 : 482,440,652.22 = 91,594,147.40 : x - Step 2: Convert to fraction form
321,625,179.08/482,440,652.22 = 91,594,147.40/x - Step 3: Cross multiply
321,625,179.08x = 482,440,652.22 × 91,594,147.40 - Step 4: Simplify right side
321,625,179.08x = 44,188,740,211,190,824 - Step 5: Solve for x
x = 44,188,740,211,190,824/321,625,179.08 - Step 6: Final answer
x = 137,392,042.31
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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.