Finding the Fourth Proportional to 2,497,076,821.60, 3,744,481,491.60 and 943,851,925.60
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Solution
The fourth proportional to 2,497,076,821.60, 3,744,481,491.60 and 943,851,925.60 is: 1,415,349,353.95
Step by Step Solution
- Step 1: Write the proportion equation
2,497,076,821.60 : 3,744,481,491.60 = 943,851,925.60 : x - Step 2: Convert to fraction form
2,497,076,821.60/3,744,481,491.60 = 943,851,925.60/x - Step 3: Cross multiply
2,497,076,821.60x = 3,744,481,491.60 × 943,851,925.60 - Step 4: Simplify right side
2,497,076,821.60x = 3,534,236,066,220,220,416 - Step 5: Solve for x
x = 3,534,236,066,220,220,416/2,497,076,821.60 - Step 6: Final answer
x = 1,415,349,353.95
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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.