Finding the Fourth Proportional to 86,483,261.39, 119,349,245.27 and 52,992,161.21
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Solution
The fourth proportional to 86,483,261.39, 119,349,245.27 and 52,992,161.21 is: 73,130,619.09
Step by Step Solution
- Step 1: Write the proportion equation
86,483,261.39 : 119,349,245.27 = 52,992,161.21 : x - Step 2: Convert to fraction form
86,483,261.39/119,349,245.27 = 52,992,161.21/x - Step 3: Cross multiply
86,483,261.39x = 119,349,245.27 × 52,992,161.21 - Step 4: Simplify right side
86,483,261.39x = 6,324,574,446,070,523 - Step 5: Solve for x
x = 6,324,574,446,070,523/86,483,261.39 - Step 6: Final answer
x = 73,130,619.09
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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.