Finding the Fourth Proportional to 81,577,121.00, 122,283,863.33 and 37,888,560.90
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Solution
The fourth proportional to 81,577,121.00, 122,283,863.33 and 37,888,560.90 is: 56,794,840.83
Step by Step Solution
- Step 1: Write the proportion equation
81,577,121.00 : 122,283,863.33 = 37,888,560.90 : x - Step 2: Convert to fraction form
81,577,121.00/122,283,863.33 = 37,888,560.90/x - Step 3: Cross multiply
81,577,121.00x = 122,283,863.33 × 37,888,560.90 - Step 4: Simplify right side
81,577,121.00x = 4,633,159,602,676,539 - Step 5: Solve for x
x = 4,633,159,602,676,539/81,577,121.00 - Step 6: Final answer
x = 56,794,840.83
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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.