Finding the Fourth Proportional to 224,202,402.20, 336,303,603.30 and 131,991,483.80
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Solution
The fourth proportional to 224,202,402.20, 336,303,603.30 and 131,991,483.80 is: 197,987,225.70
Step by Step Solution
- Step 1: Write the proportion equation
224,202,402.20 : 336,303,603.30 = 131,991,483.80 : x - Step 2: Convert to fraction form
224,202,402.20/336,303,603.30 = 131,991,483.80/x - Step 3: Cross multiply
224,202,402.20x = 336,303,603.30 × 131,991,483.80 - Step 4: Simplify right side
224,202,402.20x = 44,389,211,606,853,576 - Step 5: Solve for x
x = 44,389,211,606,853,576/224,202,402.20 - Step 6: Final answer
x = 197,987,225.70
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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.