Finding the Fourth Proportional to 1,836,403,349.60, 2,754,605,024.40 and 1,764,977,679.20
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Solution
The fourth proportional to 1,836,403,349.60, 2,754,605,024.40 and 1,764,977,679.20 is: 2,647,466,518.80
Step by Step Solution
- Step 1: Write the proportion equation
1,836,403,349.60 : 2,754,605,024.40 = 1,764,977,679.20 : x - Step 2: Convert to fraction form
1,836,403,349.60/2,754,605,024.40 = 1,764,977,679.20/x - Step 3: Cross multiply
1,836,403,349.60x = 2,754,605,024.40 × 1,764,977,679.20 - Step 4: Simplify right side
1,836,403,349.60x = 4,861,816,383,078,171,648 - Step 5: Solve for x
x = 4,861,816,383,078,171,648/1,836,403,349.60 - Step 6: Final answer
x = 2,647,466,518.80
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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.