Finding the Fourth Proportional to 107,991,344.64, 149,027,959.31 and 60,958,317.99
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Solution
The fourth proportional to 107,991,344.64, 149,027,959.31 and 60,958,317.99 is: 84,122,424.47
Step by Step Solution
- Step 1: Write the proportion equation
107,991,344.64 : 149,027,959.31 = 60,958,317.99 : x - Step 2: Convert to fraction form
107,991,344.64/149,027,959.31 = 60,958,317.99/x - Step 3: Cross multiply
107,991,344.64x = 149,027,959.31 × 60,958,317.99 - Step 4: Simplify right side
107,991,344.64x = 9,084,493,732,274,622 - Step 5: Solve for x
x = 9,084,493,732,274,622/107,991,344.64 - Step 6: Final answer
x = 84,122,424.47
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.