Finding the Fourth Proportional to 164,385,128.09, 226,765,470.96 and 101,641,169.21
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Solution
The fourth proportional to 164,385,128.09, 226,765,470.96 and 101,641,169.21 is: 140,211,635.15
Step by Step Solution
- Step 1: Write the proportion equation
164,385,128.09 : 226,765,470.96 = 101,641,169.21 : x - Step 2: Convert to fraction form
164,385,128.09/226,765,470.96 = 101,641,169.21/x - Step 3: Cross multiply
164,385,128.09x = 226,765,470.96 × 101,641,169.21 - Step 4: Simplify right side
164,385,128.09x = 23,048,707,603,696,876 - Step 5: Solve for x
x = 23,048,707,603,696,876/164,385,128.09 - Step 6: Final answer
x = 140,211,635.15
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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.