Finding the Fourth Proportional to 133,775,013.60, 184,609,144.26 and 74,245,297.08
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Solution
The fourth proportional to 133,775,013.60, 184,609,144.26 and 74,245,297.08 is: 102,458,302.12
Step by Step Solution
- Step 1: Write the proportion equation
133,775,013.60 : 184,609,144.26 = 74,245,297.08 : x - Step 2: Convert to fraction form
133,775,013.60/184,609,144.26 = 74,245,297.08/x - Step 3: Cross multiply
133,775,013.60x = 184,609,144.26 × 74,245,297.08 - Step 4: Simplify right side
133,775,013.60x = 13,706,360,759,268,276 - Step 5: Solve for x
x = 13,706,360,759,268,276/133,775,013.60 - Step 6: Final answer
x = 102,458,302.12
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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.