Finding the Fourth Proportional to 71,706,245.52, 98,962,984.68 and 40,771,050
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Solution
The fourth proportional to 71,706,245.52, 98,962,984.68 and 40,771,050 is: 56,268,805.70
Step by Step Solution
- Step 1: Write the proportion equation
71,706,245.52 : 98,962,984.68 = 40,771,050 : x - Step 2: Convert to fraction form
71,706,245.52/98,962,984.68 = 40,771,050/x - Step 3: Cross multiply
71,706,245.52x = 98,962,984.68 × 40,771,050 - Step 4: Simplify right side
71,706,245.52x = 4,034,824,796,537,514.50 - Step 5: Solve for x
x = 4,034,824,796,537,514.50/71,706,245.52 - Step 6: Final answer
x = 56,268,805.70
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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.