Finding the Fourth Proportional to 273,211,495.58, 376,971,450.90 and 167,387,270.06
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Solution
The fourth proportional to 273,211,495.58, 376,971,450.90 and 167,387,270.06 is: 230,957,419.72
Step by Step Solution
- Step 1: Write the proportion equation
273,211,495.58 : 376,971,450.90 = 167,387,270.06 : x - Step 2: Convert to fraction form
273,211,495.58/376,971,450.90 = 167,387,270.06/x - Step 3: Cross multiply
273,211,495.58x = 376,971,450.90 × 167,387,270.06 - Step 4: Simplify right side
273,211,495.58x = 63,100,222,056,708,328 - Step 5: Solve for x
x = 63,100,222,056,708,328/273,211,495.58 - Step 6: Final answer
x = 230,957,419.72
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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.