Finding the Fourth Proportional to 188,972,338.68, 260,781,825.24 and 102,052,210.68
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Solution
The fourth proportional to 188,972,338.68, 260,781,825.24 and 102,052,210.68 is: 140,832,049.58
Step by Step Solution
- Step 1: Write the proportion equation
188,972,338.68 : 260,781,825.24 = 102,052,210.68 : x - Step 2: Convert to fraction form
188,972,338.68/260,781,825.24 = 102,052,210.68/x - Step 3: Cross multiply
188,972,338.68x = 260,781,825.24 × 102,052,210.68 - Step 4: Simplify right side
188,972,338.68x = 26,613,361,770,907,424 - Step 5: Solve for x
x = 26,613,361,770,907,424/188,972,338.68 - Step 6: Final answer
x = 140,832,049.58
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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.