Finding the Fourth Proportional to 1,485,145,402.11, 2,047,452,738.60 and 1,184,750,281.53
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Solution
The fourth proportional to 1,485,145,402.11, 2,047,452,738.60 and 1,184,750,281.53 is: 1,633,321,697.00
Step by Step Solution
- Step 1: Write the proportion equation
1,485,145,402.11 : 2,047,452,738.60 = 1,184,750,281.53 : x - Step 2: Convert to fraction form
1,485,145,402.11/2,047,452,738.60 = 1,184,750,281.53/x - Step 3: Cross multiply
1,485,145,402.11x = 2,047,452,738.60 × 1,184,750,281.53 - Step 4: Simplify right side
1,485,145,402.11x = 2,425,720,208,466,517,504 - Step 5: Solve for x
x = 2,425,720,208,466,517,504/1,485,145,402.11 - Step 6: Final answer
x = 1,633,321,697.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.