Finding the Fourth Proportional to 56,292,532.90, 84,339,266.55 and 49,922,433.70
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Solution
The fourth proportional to 56,292,532.90, 84,339,266.55 and 49,922,433.70 is: 74,795,380.95
Step by Step Solution
- Step 1: Write the proportion equation
56,292,532.90 : 84,339,266.55 = 49,922,433.70 : x - Step 2: Convert to fraction form
56,292,532.90/84,339,266.55 = 49,922,433.70/x - Step 3: Cross multiply
56,292,532.90x = 84,339,266.55 × 49,922,433.70 - Step 4: Simplify right side
56,292,532.90x = 4,210,421,442,649,003 - Step 5: Solve for x
x = 4,210,421,442,649,003/56,292,532.90 - Step 6: Final answer
x = 74,795,380.95
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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.