Finding the Fourth Proportional to 5,668,717,817.60, 8,503,076,726.40 and 2,563,401,766.40
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Solution
The fourth proportional to 5,668,717,817.60, 8,503,076,726.40 and 2,563,401,766.40 is: 3,845,102,649.60
Step by Step Solution
- Step 1: Write the proportion equation
5,668,717,817.60 : 8,503,076,726.40 = 2,563,401,766.40 : x - Step 2: Convert to fraction form
5,668,717,817.60/8,503,076,726.40 = 2,563,401,766.40/x - Step 3: Cross multiply
5,668,717,817.60x = 8,503,076,726.40 × 2,563,401,766.40 - Step 4: Simplify right side
5,668,717,817.60x = 21,796,801,900,288,487,424 - Step 5: Solve for x
x = 21,796,801,900,288,487,424/5,668,717,817.60 - Step 6: Final answer
x = 3,845,102,649.60
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1.5x scale
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.