Finding the Fourth Proportional to 82,118,675.94, 113,326,655.37 and 44,948,986.62
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Solution
The fourth proportional to 82,118,675.94, 113,326,655.37 and 44,948,986.62 is: 62,031,179.36
Step by Step Solution
- Step 1: Write the proportion equation
82,118,675.94 : 113,326,655.37 = 44,948,986.62 : x - Step 2: Convert to fraction form
82,118,675.94/113,326,655.37 = 44,948,986.62/x - Step 3: Cross multiply
82,118,675.94x = 113,326,655.37 × 44,948,986.62 - Step 4: Simplify right side
82,118,675.94x = 5,093,918,315,915,481 - Step 5: Solve for x
x = 5,093,918,315,915,481/82,118,675.94 - Step 6: Final answer
x = 62,031,179.36
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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.