Finding the Fourth Proportional to 71,788,750.74, 107,660,539.44 and 23,255,344.26
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Solution
The fourth proportional to 71,788,750.74, 107,660,539.44 and 23,255,344.26 is: 34,875,699.63
Step by Step Solution
- Step 1: Write the proportion equation
71,788,750.74 : 107,660,539.44 = 23,255,344.26 : x - Step 2: Convert to fraction form
71,788,750.74/107,660,539.44 = 23,255,344.26/x - Step 3: Cross multiply
71,788,750.74x = 107,660,539.44 × 23,255,344.26 - Step 4: Simplify right side
71,788,750.74x = 2,503,682,907,894,507.50 - Step 5: Solve for x
x = 2,503,682,907,894,507.50/71,788,750.74 - Step 6: Final answer
x = 34,875,699.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.