Finding the Fourth Proportional to 302,197,969.80, 453,296,954.70 and 295,479,505.80
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Solution
The fourth proportional to 302,197,969.80, 453,296,954.70 and 295,479,505.80 is: 443,219,258.70
Step by Step Solution
- Step 1: Write the proportion equation
302,197,969.80 : 453,296,954.70 = 295,479,505.80 : x - Step 2: Convert to fraction form
302,197,969.80/453,296,954.70 = 295,479,505.80/x - Step 3: Cross multiply
302,197,969.80x = 453,296,954.70 × 295,479,505.80 - Step 4: Simplify right side
302,197,969.80x = 133,939,960,155,400,992 - Step 5: Solve for x
x = 133,939,960,155,400,992/302,197,969.80 - Step 6: Final answer
x = 443,219,258.70
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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.