Finding the Fourth Proportional to 343,257,197.52, 473,691,403.08 and 255,543,450.96
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Solution
The fourth proportional to 343,257,197.52, 473,691,403.08 and 255,543,450.96 is: 352,647,334.73
Step by Step Solution
- Step 1: Write the proportion equation
343,257,197.52 : 473,691,403.08 = 255,543,450.96 : x - Step 2: Convert to fraction form
343,257,197.52/473,691,403.08 = 255,543,450.96/x - Step 3: Cross multiply
343,257,197.52x = 473,691,403.08 × 255,543,450.96 - Step 4: Simplify right side
343,257,197.52x = 121,048,735,833,147,568 - Step 5: Solve for x
x = 121,048,735,833,147,568/343,257,197.52 - Step 6: Final answer
x = 352,647,334.73
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.