Finding the Fourth Proportional to 161,171,858,408.08, 241,630,404,207.36 and 80,456,136,485.08
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Solution
The fourth proportional to 161,171,858,408.08, 241,630,404,207.36 and 80,456,136,485.08 is: 120,620,615,607.90
Step by Step Solution
- Step 1: Write the proportion equation
161,171,858,408.08 : 241,630,404,207.36 = 80,456,136,485.08 : x - Step 2: Convert to fraction form
161,171,858,408.08/241,630,404,207.36 = 80,456,136,485.08/x - Step 3: Cross multiply
161,171,858,408.08x = 241,630,404,207.36 × 80,456,136,485.08 - Step 4: Simplify right side
161,171,858,408.08x = 19,440,648,779,852,404,490,240 - Step 5: Solve for x
x = 19,440,648,779,852,404,490,240/161,171,858,408.08 - Step 6: Final answer
x = 120,620,615,607.90
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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.