Finding the Fourth Proportional to 549,329,135.85, 823,829,350.73 and 180,796,059.99
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Solution
The fourth proportional to 549,329,135.85, 823,829,350.73 and 180,796,059.99 is: 271,139,997.85
Step by Step Solution
- Step 1: Write the proportion equation
549,329,135.85 : 823,829,350.73 = 180,796,059.99 : x - Step 2: Convert to fraction form
549,329,135.85/823,829,350.73 = 180,796,059.99/x - Step 3: Cross multiply
549,329,135.85x = 823,829,350.73 × 180,796,059.99 - Step 4: Simplify right side
549,329,135.85x = 148,945,100,715,199,872 - Step 5: Solve for x
x = 148,945,100,715,199,872/549,329,135.85 - Step 6: Final answer
x = 271,139,997.85
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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.