Finding the Fourth Proportional to 321,625,178.58, 482,440,651.47 and 91,594,146.90
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Solution
The fourth proportional to 321,625,178.58, 482,440,651.47 and 91,594,146.90 is: 137,392,041.56
Step by Step Solution
- Step 1: Write the proportion equation
321,625,178.58 : 482,440,651.47 = 91,594,146.90 : x - Step 2: Convert to fraction form
321,625,178.58/482,440,651.47 = 91,594,146.90/x - Step 3: Cross multiply
321,625,178.58x = 482,440,651.47 × 91,594,146.90 - Step 4: Simplify right side
321,625,178.58x = 44,188,739,901,274,888 - Step 5: Solve for x
x = 44,188,739,901,274,888/321,625,178.58 - Step 6: Final answer
x = 137,392,041.56
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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.