Finding the Fourth Proportional to 5,548,234,153.31, 8,322,351,069.16 and 2,559,412,945.69
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Solution
The fourth proportional to 5,548,234,153.31, 8,322,351,069.16 and 2,559,412,945.69 is: 3,839,119,344.35
Step by Step Solution
- Step 1: Write the proportion equation
5,548,234,153.31 : 8,322,351,069.16 = 2,559,412,945.69 : x - Step 2: Convert to fraction form
5,548,234,153.31/8,322,351,069.16 = 2,559,412,945.69/x - Step 3: Cross multiply
5,548,234,153.31x = 8,322,351,069.16 × 2,559,412,945.69 - Step 4: Simplify right side
5,548,234,153.31x = 21,300,333,064,967,639,040 - Step 5: Solve for x
x = 21,300,333,064,967,639,040/5,548,234,153.31 - Step 6: Final answer
x = 3,839,119,344.35
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Double scale
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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.