Finding the Fourth Proportional to 254,310,325.09, 350,924,261.44 and 142,779,383.08
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Solution
The fourth proportional to 254,310,325.09, 350,924,261.44 and 142,779,383.08 is: 197,022,081.34
Step by Step Solution
- Step 1: Write the proportion equation
254,310,325.09 : 350,924,261.44 = 142,779,383.08 : x - Step 2: Convert to fraction form
254,310,325.09/350,924,261.44 = 142,779,383.08/x - Step 3: Cross multiply
254,310,325.09x = 350,924,261.44 × 142,779,383.08 - Step 4: Simplify right side
254,310,325.09x = 50,104,749,557,212,760 - Step 5: Solve for x
x = 50,104,749,557,212,760/254,310,325.09 - Step 6: Final answer
x = 197,022,081.34
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.