Finding the Fourth Proportional to 86,230,580.23, 129,366,259.16 and 27,938,163.99
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Solution
The fourth proportional to 86,230,580.23, 129,366,259.16 and 27,938,163.99 is: 41,913,851.84
Step by Step Solution
- Step 1: Write the proportion equation
86,230,580.23 : 129,366,259.16 = 27,938,163.99 : x - Step 2: Convert to fraction form
86,230,580.23/129,366,259.16 = 27,938,163.99/x - Step 3: Cross multiply
86,230,580.23x = 129,366,259.16 × 27,938,163.99 - Step 4: Simplify right side
86,230,580.23x = 3,614,255,763,505,755 - Step 5: Solve for x
x = 3,614,255,763,505,755/86,230,580.23 - Step 6: Final answer
x = 41,913,851.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.