Finding the Fourth Proportional to 190,370,348.12, 285,562,290 and 60,961,143.08
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Solution
The fourth proportional to 190,370,348.12, 285,562,290 and 60,961,143.08 is: 91,443,881.84
Step by Step Solution
- Step 1: Write the proportion equation
190,370,348.12 : 285,562,290 = 60,961,143.08 : x - Step 2: Convert to fraction form
190,370,348.12/285,562,290 = 60,961,143.08/x - Step 3: Cross multiply
190,370,348.12x = 285,562,290 × 60,961,143.08 - Step 4: Simplify right side
190,370,348.12x = 17,408,203,618,942,452 - Step 5: Solve for x
x = 17,408,203,618,942,452/190,370,348.12 - Step 6: Final answer
x = 91,443,881.84
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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.