Finding the Fourth Proportional to 1,601,959,544.13, 2,403,629,855.76 and 864,883,102.98
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Solution
The fourth proportional to 1,601,959,544.13, 2,403,629,855.76 and 864,883,102.98 is: 1,297,697,470.38
Step by Step Solution
- Step 1: Write the proportion equation
1,601,959,544.13 : 2,403,629,855.76 = 864,883,102.98 : x - Step 2: Convert to fraction form
1,601,959,544.13/2,403,629,855.76 = 864,883,102.98/x - Step 3: Cross multiply
1,601,959,544.13x = 2,403,629,855.76 × 864,883,102.98 - Step 4: Simplify right side
1,601,959,544.13x = 2,078,858,848,065,078,784 - Step 5: Solve for x
x = 2,078,858,848,065,078,784/1,601,959,544.13 - Step 6: Final answer
x = 1,297,697,470.38
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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.