Finding the Fourth Proportional to 342,853,375.24, 473,129,610.15 and 201,733,736.12
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Solution
The fourth proportional to 342,853,375.24, 473,129,610.15 and 201,733,736.12 is: 278,387,820.62
Step by Step Solution
- Step 1: Write the proportion equation
342,853,375.24 : 473,129,610.15 = 201,733,736.12 : x - Step 2: Convert to fraction form
342,853,375.24/473,129,610.15 = 201,733,736.12/x - Step 3: Cross multiply
342,853,375.24x = 473,129,610.15 × 201,733,736.12 - Step 4: Simplify right side
342,853,375.24x = 95,446,203,924,984,896 - Step 5: Solve for x
x = 95,446,203,924,984,896/342,853,375.24 - Step 6: Final answer
x = 278,387,820.62
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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.