Finding the Fourth Proportional to 163,740,976.17, 244,865,453.82 and 122,270,974.20
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Solution
The fourth proportional to 163,740,976.17, 244,865,453.82 and 122,270,974.20 is: 182,849,389.85
Step by Step Solution
- Step 1: Write the proportion equation
163,740,976.17 : 244,865,453.82 = 122,270,974.20 : x - Step 2: Convert to fraction form
163,740,976.17/244,865,453.82 = 122,270,974.20/x - Step 3: Cross multiply
163,740,976.17x = 244,865,453.82 × 122,270,974.20 - Step 4: Simplify right side
163,740,976.17x = 29,939,937,586,496,512 - Step 5: Solve for x
x = 29,939,937,586,496,512/163,740,976.17 - Step 6: Final answer
x = 182,849,389.85
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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.