Finding the Fourth Proportional to 486,057,735.12, 729,088,494.21 and 117,592,096.14
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Solution
The fourth proportional to 486,057,735.12, 729,088,494.21 and 117,592,096.14 is: 176,388,601.83
Step by Step Solution
- Step 1: Write the proportion equation
486,057,735.12 : 729,088,494.21 = 117,592,096.14 : x - Step 2: Convert to fraction form
486,057,735.12/729,088,494.21 = 117,592,096.14/x - Step 3: Cross multiply
486,057,735.12x = 729,088,494.21 × 117,592,096.14 - Step 4: Simplify right side
486,057,735.12x = 85,735,044,305,710,160 - Step 5: Solve for x
x = 85,735,044,305,710,160/486,057,735.12 - Step 6: Final answer
x = 176,388,601.83
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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.