Finding the Fourth Proportional to 8,291,204,006,728.40, 12,438,502,241,777 and 2,851,124,346,548.60
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Solution
The fourth proportional to 8,291,204,006,728.40, 12,438,502,241,777 and 2,851,124,346,548.60 is: 4,277,269,808,745.58
Step by Step Solution
- Step 1: Write the proportion equation
8,291,204,006,728.40 : 12,438,502,241,777 = 2,851,124,346,548.60 : x - Step 2: Convert to fraction form
8,291,204,006,728.40/12,438,502,241,777 = 2,851,124,346,548.60/x - Step 3: Cross multiply
8,291,204,006,728.40x = 12,438,502,241,777 × 2,851,124,346,548.60 - Step 4: Simplify right side
8,291,204,006,728.40x = 35,463,716,576,129,748,534,558,720 - Step 5: Solve for x
x = 35,463,716,576,129,748,534,558,720/8,291,204,006,728.40 - Step 6: Final answer
x = 4,277,269,808,745.58
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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.