Finding the Fourth Proportional to 176,256,021.70, 264,384,032.55 and 73,986,069.70
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Solution
The fourth proportional to 176,256,021.70, 264,384,032.55 and 73,986,069.70 is: 110,979,104.55
Step by Step Solution
- Step 1: Write the proportion equation
176,256,021.70 : 264,384,032.55 = 73,986,069.70 : x - Step 2: Convert to fraction form
176,256,021.70/264,384,032.55 = 73,986,069.70/x - Step 3: Cross multiply
176,256,021.70x = 264,384,032.55 × 73,986,069.70 - Step 4: Simplify right side
176,256,021.70x = 19,560,735,459,811,372 - Step 5: Solve for x
x = 19,560,735,459,811,372/176,256,021.70 - Step 6: Final answer
x = 110,979,104.55
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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.