Finding the Fourth Proportional to 84,165,716.44, 126,136,964.76 and 43,223,501.80
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Solution
The fourth proportional to 84,165,716.44, 126,136,964.76 and 43,223,501.80 is: 64,777,935.17
Step by Step Solution
- Step 1: Write the proportion equation
84,165,716.44 : 126,136,964.76 = 43,223,501.80 : x - Step 2: Convert to fraction form
84,165,716.44/126,136,964.76 = 43,223,501.80/x - Step 3: Cross multiply
84,165,716.44x = 126,136,964.76 × 43,223,501.80 - Step 4: Simplify right side
84,165,716.44x = 5,452,081,323,350,396 - Step 5: Solve for x
x = 5,452,081,323,350,396/84,165,716.44 - Step 6: Final answer
x = 64,777,935.17
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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.