Finding the Fourth Proportional to 2,473,206,874.60, 3,709,810,311.90 and 837,431,476.60
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Solution
The fourth proportional to 2,473,206,874.60, 3,709,810,311.90 and 837,431,476.60 is: 1,256,147,214.90
Step by Step Solution
- Step 1: Write the proportion equation
2,473,206,874.60 : 3,709,810,311.90 = 837,431,476.60 : x - Step 2: Convert to fraction form
2,473,206,874.60/3,709,810,311.90 = 837,431,476.60/x - Step 3: Cross multiply
2,473,206,874.60x = 3,709,810,311.90 × 837,431,476.60 - Step 4: Simplify right side
2,473,206,874.60x = 3,106,711,927,400,323,584 - Step 5: Solve for x
x = 3,106,711,927,400,323,584/2,473,206,874.60 - Step 6: Final answer
x = 1,256,147,214.90
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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.