Finding the Fourth Proportional to 3,883,385,306.29, 5,825,186,492.73 and 1,263,189,420.84
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Solution
The fourth proportional to 3,883,385,306.29, 5,825,186,492.73 and 1,263,189,420.84 is: 1,894,819,435.02
Step by Step Solution
- Step 1: Write the proportion equation
3,883,385,306.29 : 5,825,186,492.73 = 1,263,189,420.84 : x - Step 2: Convert to fraction form
3,883,385,306.29/5,825,186,492.73 = 1,263,189,420.84/x - Step 3: Cross multiply
3,883,385,306.29x = 5,825,186,492.73 × 1,263,189,420.84 - Step 4: Simplify right side
3,883,385,306.29x = 7,358,313,952,031,546,368 - Step 5: Solve for x
x = 7,358,313,952,031,546,368/3,883,385,306.29 - Step 6: Final answer
x = 1,894,819,435.02
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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.