Finding the Fourth Proportional to 125,993,086.18, 173,871,202.07 and 73,101,287.30
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Solution
The fourth proportional to 125,993,086.18, 173,871,202.07 and 73,101,287.30 is: 100,880,207.65
Step by Step Solution
- Step 1: Write the proportion equation
125,993,086.18 : 173,871,202.07 = 73,101,287.30 : x - Step 2: Convert to fraction form
125,993,086.18/173,871,202.07 = 73,101,287.30/x - Step 3: Cross multiply
125,993,086.18x = 173,871,202.07 × 73,101,287.30 - Step 4: Simplify right side
125,993,086.18x = 12,710,208,695,715,424 - Step 5: Solve for x
x = 12,710,208,695,715,424/125,993,086.18 - Step 6: Final answer
x = 100,880,207.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.