Finding the Fourth Proportional to 103,484,998.00, 155,335,163.06 and 76,222,074.70
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Solution
The fourth proportional to 103,484,998.00, 155,335,163.06 and 76,222,074.70 is: 114,412,413.70
Step by Step Solution
- Step 1: Write the proportion equation
103,484,998.00 : 155,335,163.06 = 76,222,074.70 : x - Step 2: Convert to fraction form
103,484,998.00/155,335,163.06 = 76,222,074.70/x - Step 3: Cross multiply
103,484,998.00x = 155,335,163.06 × 76,222,074.70 - Step 4: Simplify right side
103,484,998.00x = 11,839,968,402,680,726 - Step 5: Solve for x
x = 11,839,968,402,680,726/103,484,998.00 - Step 6: Final answer
x = 114,412,413.70
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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.