Finding the Fourth Proportional to 2,457,223,546.20, 3,685,835,319.30 and 904,193,511.90
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Solution
The fourth proportional to 2,457,223,546.20, 3,685,835,319.30 and 904,193,511.90 is: 1,356,290,267.85
Step by Step Solution
- Step 1: Write the proportion equation
2,457,223,546.20 : 3,685,835,319.30 = 904,193,511.90 : x - Step 2: Convert to fraction form
2,457,223,546.20/3,685,835,319.30 = 904,193,511.90/x - Step 3: Cross multiply
2,457,223,546.20x = 3,685,835,319.30 × 904,193,511.90 - Step 4: Simplify right side
2,457,223,546.20x = 3,332,708,381,642,925,056 - Step 5: Solve for x
x = 3,332,708,381,642,925,056/2,457,223,546.20 - Step 6: Final answer
x = 1,356,290,267.85
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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.