Finding the Fourth Proportional to 99,832,761.93, 149,649,940.57 and 69,476,852.01
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Solution
The fourth proportional to 99,832,761.93, 149,649,940.57 and 69,476,852.01 is: 104,146,239.90
Step by Step Solution
- Step 1: Write the proportion equation
99,832,761.93 : 149,649,940.57 = 69,476,852.01 : x - Step 2: Convert to fraction form
99,832,761.93/149,649,940.57 = 69,476,852.01/x - Step 3: Cross multiply
99,832,761.93x = 149,649,940.57 × 69,476,852.01 - Step 4: Simplify right side
99,832,761.93x = 10,397,206,774,287,186 - Step 5: Solve for x
x = 10,397,206,774,287,186/99,832,761.93 - Step 6: Final answer
x = 104,146,239.90
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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.