Finding the Fourth Proportional to 224,649,643.40, 336,302,618.70 and 133,726,430.60
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Solution
The fourth proportional to 224,649,643.40, 336,302,618.70 and 133,726,430.60 is: 200,189,718.17
Step by Step Solution
- Step 1: Write the proportion equation
224,649,643.40 : 336,302,618.70 = 133,726,430.60 : x - Step 2: Convert to fraction form
224,649,643.40/336,302,618.70 = 133,726,430.60/x - Step 3: Cross multiply
224,649,643.40x = 336,302,618.70 × 133,726,430.60 - Step 4: Simplify right side
224,649,643.40x = 44,972,548,800,183,808 - Step 5: Solve for x
x = 44,972,548,800,183,808/224,649,643.40 - Step 6: Final answer
x = 200,189,718.17
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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.