Finding the Fourth Proportional to 100,735,430.76, 151,086,243.47 and 27,959,605.38
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Solution
The fourth proportional to 100,735,430.76, 151,086,243.47 and 27,959,605.38 is: 41,934,716.65
Step by Step Solution
- Step 1: Write the proportion equation
100,735,430.76 : 151,086,243.47 = 27,959,605.38 : x - Step 2: Convert to fraction form
100,735,430.76/151,086,243.47 = 27,959,605.38/x - Step 3: Cross multiply
100,735,430.76x = 151,086,243.47 × 27,959,605.38 - Step 4: Simplify right side
100,735,430.76x = 4,224,311,745,628,004 - Step 5: Solve for x
x = 4,224,311,745,628,004/100,735,430.76 - Step 6: Final answer
x = 41,934,716.65
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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.