Finding the Fourth Proportional to 348,898,532.74, 481,473,739.68 and 190,130,035.03
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Solution
The fourth proportional to 348,898,532.74, 481,473,739.68 and 190,130,035.03 is: 262,376,050.34
Step by Step Solution
- Step 1: Write the proportion equation
348,898,532.74 : 481,473,739.68 = 190,130,035.03 : x - Step 2: Convert to fraction form
348,898,532.74/481,473,739.68 = 190,130,035.03/x - Step 3: Cross multiply
348,898,532.74x = 481,473,739.68 × 190,130,035.03 - Step 4: Simplify right side
348,898,532.74x = 91,542,618,991,383,504 - Step 5: Solve for x
x = 91,542,618,991,383,504/348,898,532.74 - Step 6: Final answer
x = 262,376,050.34
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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.