Finding the Fourth Proportional to 7,643,047,236,436.60, 11,464,613,716,036 and 2,549,372,432,928.80
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Solution
The fourth proportional to 7,643,047,236,436.60, 11,464,613,716,036 and 2,549,372,432,928.80 is: 3,824,072,945,997.69
Step by Step Solution
- Step 1: Write the proportion equation
7,643,047,236,436.60 : 11,464,613,716,036 = 2,549,372,432,928.80 : x - Step 2: Convert to fraction form
7,643,047,236,436.60/11,464,613,716,036 = 2,549,372,432,928.80/x - Step 3: Cross multiply
7,643,047,236,436.60x = 11,464,613,716,036 × 2,549,372,432,928.80 - Step 4: Simplify right side
7,643,047,236,436.60x = 29,227,570,161,839,584,596,459,520 - Step 5: Solve for x
x = 29,227,570,161,839,584,596,459,520/7,643,047,236,436.60 - Step 6: Final answer
x = 3,824,072,945,997.69
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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.