Finding the Fourth Proportional to 2,523,978,920.80, 3,785,963,292.60 and 2,370,387,179.08
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Solution
The fourth proportional to 2,523,978,920.80, 3,785,963,292.60 and 2,370,387,179.08 is: 3,555,575,989.68
Step by Step Solution
- Step 1: Write the proportion equation
2,523,978,920.80 : 3,785,963,292.60 = 2,370,387,179.08 : x - Step 2: Convert to fraction form
2,523,978,920.80/3,785,963,292.60 = 2,370,387,179.08/x - Step 3: Cross multiply
2,523,978,920.80x = 3,785,963,292.60 × 2,370,387,179.08 - Step 4: Simplify right side
2,523,978,920.80x = 8,974,198,849,246,541,824 - Step 5: Solve for x
x = 8,974,198,849,246,541,824/2,523,978,920.80 - Step 6: Final answer
x = 3,555,575,989.68
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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.