Finding the Fourth Proportional to 295,488,021.80, 443,232,032.70 and 174,555,669.80
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Solution
The fourth proportional to 295,488,021.80, 443,232,032.70 and 174,555,669.80 is: 261,833,504.70
Step by Step Solution
- Step 1: Write the proportion equation
295,488,021.80 : 443,232,032.70 = 174,555,669.80 : x - Step 2: Convert to fraction form
295,488,021.80/443,232,032.70 = 174,555,669.80/x - Step 3: Cross multiply
295,488,021.80x = 443,232,032.70 × 174,555,669.80 - Step 4: Simplify right side
295,488,021.80x = 77,368,664,344,764,000 - Step 5: Solve for x
x = 77,368,664,344,764,000/295,488,021.80 - Step 6: Final answer
x = 261,833,504.70
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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.