Finding the Fourth Proportional to 82,906,775.84, 124,467,927.84 and 63,750,984.80
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Solution
The fourth proportional to 82,906,775.84, 124,467,927.84 and 63,750,984.80 is: 95,709,342.15
Step by Step Solution
- Step 1: Write the proportion equation
82,906,775.84 : 124,467,927.84 = 63,750,984.80 : x - Step 2: Convert to fraction form
82,906,775.84/124,467,927.84 = 63,750,984.80/x - Step 3: Cross multiply
82,906,775.84x = 124,467,927.84 × 63,750,984.80 - Step 4: Simplify right side
82,906,775.84x = 7,934,952,975,815,337 - Step 5: Solve for x
x = 7,934,952,975,815,337/82,906,775.84 - Step 6: Final answer
x = 95,709,342.15
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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.