Finding the Fourth Proportional to 199,212,137.24, 298,795,762.38 and 53,656,352.24
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Solution
The fourth proportional to 199,212,137.24, 298,795,762.38 and 53,656,352.24 is: 80,478,483.37
Step by Step Solution
- Step 1: Write the proportion equation
199,212,137.24 : 298,795,762.38 = 53,656,352.24 : x - Step 2: Convert to fraction form
199,212,137.24/298,795,762.38 = 53,656,352.24/x - Step 3: Cross multiply
199,212,137.24x = 298,795,762.38 × 53,656,352.24 - Step 4: Simplify right side
199,212,137.24x = 16,032,290,674,080,622 - Step 5: Solve for x
x = 16,032,290,674,080,622/199,212,137.24 - Step 6: Final answer
x = 80,478,483.37
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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.