Finding the Fourth Proportional to 2,722,854,518.12, 4,085,469,765.46 and 953,495,163.06
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Solution
The fourth proportional to 2,722,854,518.12, 4,085,469,765.46 and 953,495,163.06 is: 1,430,658,756.93
Step by Step Solution
- Step 1: Write the proportion equation
2,722,854,518.12 : 4,085,469,765.46 = 953,495,163.06 : x - Step 2: Convert to fraction form
2,722,854,518.12/4,085,469,765.46 = 953,495,163.06/x - Step 3: Cross multiply
2,722,854,518.12x = 4,085,469,765.46 × 953,495,163.06 - Step 4: Simplify right side
2,722,854,518.12x = 3,895,475,660,193,982,464 - Step 5: Solve for x
x = 3,895,475,660,193,982,464/2,722,854,518.12 - Step 6: Final answer
x = 1,430,658,756.93
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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.