Finding the Fourth Proportional to 194,871,071.05, 268,956,728.00 and 116,563,239.70
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Solution
The fourth proportional to 194,871,071.05, 268,956,728.00 and 116,563,239.70 is: 160,877,996.85
Step by Step Solution
- Step 1: Write the proportion equation
194,871,071.05 : 268,956,728.00 = 116,563,239.70 : x - Step 2: Convert to fraction form
194,871,071.05/268,956,728.00 = 116,563,239.70/x - Step 3: Cross multiply
194,871,071.05x = 268,956,728.00 × 116,563,239.70 - Step 4: Simplify right side
194,871,071.05x = 31,350,467,553,972,444 - Step 5: Solve for x
x = 31,350,467,553,972,444/194,871,071.05 - Step 6: Final answer
x = 160,877,996.85
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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.