Finding the Fourth Proportional to 317,252,413.14, 437,824,265.49 and 198,246,895.62
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Solution
The fourth proportional to 317,252,413.14, 437,824,265.49 and 198,246,895.62 is: 273,590,673.75
Step by Step Solution
- Step 1: Write the proportion equation
317,252,413.14 : 437,824,265.49 = 198,246,895.62 : x - Step 2: Convert to fraction form
317,252,413.14/437,824,265.49 = 198,246,895.62/x - Step 3: Cross multiply
317,252,413.14x = 437,824,265.49 × 198,246,895.62 - Step 4: Simplify right side
317,252,413.14x = 86,797,301,460,499,200 - Step 5: Solve for x
x = 86,797,301,460,499,200/317,252,413.14 - Step 6: Final answer
x = 273,590,673.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.