Finding the Fourth Proportional to 297,944,574.73, 447,017,330.24 and 131,925,413.99
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Solution
The fourth proportional to 297,944,574.73, 447,017,330.24 and 131,925,413.99 is: 197,932,606.78
Step by Step Solution
- Step 1: Write the proportion equation
297,944,574.73 : 447,017,330.24 = 131,925,413.99 : x - Step 2: Convert to fraction form
297,944,574.73/447,017,330.24 = 131,925,413.99/x - Step 3: Cross multiply
297,944,574.73x = 447,017,330.24 × 131,925,413.99 - Step 4: Simplify right side
297,944,574.73x = 58,972,946,352,616,544 - Step 5: Solve for x
x = 58,972,946,352,616,544/297,944,574.73 - Step 6: Final answer
x = 197,932,606.78
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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.