Finding the Fourth Proportional to 271,431,332,903.67, 374,592,250,753.80 and 149,496,043,086.53
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Solution
The fourth proportional to 271,431,332,903.67, 374,592,250,753.80 and 149,496,043,086.53 is: 206,313,908,786.81
Step by Step Solution
- Step 1: Write the proportion equation
271,431,332,903.67 : 374,592,250,753.80 = 149,496,043,086.53 : x - Step 2: Convert to fraction form
271,431,332,903.67/374,592,250,753.80 = 149,496,043,086.53/x - Step 3: Cross multiply
271,431,332,903.67x = 374,592,250,753.80 × 149,496,043,086.53 - Step 4: Simplify right side
271,431,332,903.67x = 56,000,059,258,570,331,389,952 - Step 5: Solve for x
x = 56,000,059,258,570,331,389,952/271,431,332,903.67 - Step 6: Final answer
x = 206,313,908,786.81
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1.5x scale
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.