Finding the Fourth Proportional to 325,446,253.11, 449,121,746.62 and 184,346,770.39
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Solution
The fourth proportional to 325,446,253.11, 449,121,746.62 and 184,346,770.39 is: 254,401,894.96
Step by Step Solution
- Step 1: Write the proportion equation
325,446,253.11 : 449,121,746.62 = 184,346,770.39 : x - Step 2: Convert to fraction form
325,446,253.11/449,121,746.62 = 184,346,770.39/x - Step 3: Cross multiply
325,446,253.11x = 449,121,746.62 × 184,346,770.39 - Step 4: Simplify right side
325,446,253.11x = 82,794,143,500,420,512 - Step 5: Solve for x
x = 82,794,143,500,420,512/325,446,253.11 - Step 6: Final answer
x = 254,401,894.96
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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.