Finding the Fourth Proportional to 195,458,160.96, 293,086,775.52 and 103,391,409.60
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Solution
The fourth proportional to 195,458,160.96, 293,086,775.52 and 103,391,409.60 is: 155,033,970.99
Step by Step Solution
- Step 1: Write the proportion equation
195,458,160.96 : 293,086,775.52 = 103,391,409.60 : x - Step 2: Convert to fraction form
195,458,160.96/293,086,775.52 = 103,391,409.60/x - Step 3: Cross multiply
195,458,160.96x = 293,086,775.52 × 103,391,409.60 - Step 4: Simplify right side
195,458,160.96x = 30,302,654,856,131,568 - Step 5: Solve for x
x = 30,302,654,856,131,568/195,458,160.96 - Step 6: Final answer
x = 155,033,970.99
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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.