Finding the Fourth Proportional to 96,503,802.81, 133,229,936.19 and 73,829,516.07
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Solution
The fourth proportional to 96,503,802.81, 133,229,936.19 and 73,829,516.07 is: 101,926,571.07
Step by Step Solution
- Step 1: Write the proportion equation
96,503,802.81 : 133,229,936.19 = 73,829,516.07 : x - Step 2: Convert to fraction form
96,503,802.81/133,229,936.19 = 73,829,516.07/x - Step 3: Cross multiply
96,503,802.81x = 133,229,936.19 × 73,829,516.07 - Step 4: Simplify right side
96,503,802.81x = 9,836,301,715,721,152 - Step 5: Solve for x
x = 9,836,301,715,721,152/96,503,802.81 - Step 6: Final answer
x = 101,926,571.07
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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.