Finding the Fourth Proportional to 214,248,137.13, 295,665,668.79 and 120,183,135.57
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Solution
The fourth proportional to 214,248,137.13, 295,665,668.79 and 120,183,135.57 is: 165,854,544.32
Step by Step Solution
- Step 1: Write the proportion equation
214,248,137.13 : 295,665,668.79 = 120,183,135.57 : x - Step 2: Convert to fraction form
214,248,137.13/295,665,668.79 = 120,183,135.57/x - Step 3: Cross multiply
214,248,137.13x = 295,665,668.79 × 120,183,135.57 - Step 4: Simplify right side
214,248,137.13x = 35,534,027,155,583,288 - Step 5: Solve for x
x = 35,534,027,155,583,288/214,248,137.13 - Step 6: Final answer
x = 165,854,544.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.