Finding the Fourth Proportional to 267,110,915.56, 368,958,840.42 and 220,887,883.24
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Solution
The fourth proportional to 267,110,915.56, 368,958,840.42 and 220,887,883.24 is: 305,111,219.78
Step by Step Solution
- Step 1: Write the proportion equation
267,110,915.56 : 368,958,840.42 = 220,887,883.24 : x - Step 2: Convert to fraction form
267,110,915.56/368,958,840.42 = 220,887,883.24/x - Step 3: Cross multiply
267,110,915.56x = 368,958,840.42 × 220,887,883.24 - Step 4: Simplify right side
267,110,915.56x = 81,498,537,263,058,752 - Step 5: Solve for x
x = 81,498,537,263,058,752/267,110,915.56 - Step 6: Final answer
x = 305,111,219.78
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.