Finding the Fourth Proportional to 119,119,208.99, 178,524,334.67 and 53,491,887.95
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Solution
The fourth proportional to 119,119,208.99, 178,524,334.67 and 53,491,887.95 is: 80,168,461.38
Step by Step Solution
- Step 1: Write the proportion equation
119,119,208.99 : 178,524,334.67 = 53,491,887.95 : x - Step 2: Convert to fraction form
119,119,208.99/178,524,334.67 = 53,491,887.95/x - Step 3: Cross multiply
119,119,208.99x = 178,524,334.67 × 53,491,887.95 - Step 4: Simplify right side
119,119,208.99x = 9,549,603,705,355,858 - Step 5: Solve for x
x = 9,549,603,705,355,858/119,119,208.99 - Step 6: Final answer
x = 80,168,461.38
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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.