Finding the Fourth Proportional to 201,393,776.40, 301,807,229.40 and 149,170,840.80
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Solution
The fourth proportional to 201,393,776.40, 301,807,229.40 and 149,170,840.80 is: 223,546,322.90
Step by Step Solution
- Step 1: Write the proportion equation
201,393,776.40 : 301,807,229.40 = 149,170,840.80 : x - Step 2: Convert to fraction form
201,393,776.40/301,807,229.40 = 149,170,840.80/x - Step 3: Cross multiply
201,393,776.40x = 301,807,229.40 × 149,170,840.80 - Step 4: Simplify right side
201,393,776.40x = 45,020,838,169,116,480 - Step 5: Solve for x
x = 45,020,838,169,116,480/201,393,776.40 - Step 6: Final answer
x = 223,546,322.90
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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.