Finding the Fourth Proportional to 199,627,771.70, 299,441,657.55 and 170,402,453.30
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Solution
The fourth proportional to 199,627,771.70, 299,441,657.55 and 170,402,453.30 is: 255,603,679.95
Step by Step Solution
- Step 1: Write the proportion equation
199,627,771.70 : 299,441,657.55 = 170,402,453.30 : x - Step 2: Convert to fraction form
199,627,771.70/299,441,657.55 = 170,402,453.30/x - Step 3: Cross multiply
199,627,771.70x = 299,441,657.55 × 170,402,453.30 - Step 4: Simplify right side
199,627,771.70x = 51,025,593,066,738,472 - Step 5: Solve for x
x = 51,025,593,066,738,472/199,627,771.70 - Step 6: Final answer
x = 255,603,679.95
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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.