Finding the Fourth Proportional to 166,044,615.95, 248,850,887.21 and 67,561,552.19
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Solution
The fourth proportional to 166,044,615.95, 248,850,887.21 and 67,561,552.19 is: 101,254,425.55
Step by Step Solution
- Step 1: Write the proportion equation
166,044,615.95 : 248,850,887.21 = 67,561,552.19 : x - Step 2: Convert to fraction form
166,044,615.95/248,850,887.21 = 67,561,552.19/x - Step 3: Cross multiply
166,044,615.95x = 248,850,887.21 × 67,561,552.19 - Step 4: Simplify right side
166,044,615.95x = 16,812,752,204,303,894 - Step 5: Solve for x
x = 16,812,752,204,303,894/166,044,615.95 - Step 6: Final answer
x = 101,254,425.55
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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.