Finding the Fourth Proportional to 132,860,882.48, 199,291,323.71 and 68,290,800.98
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Solution
The fourth proportional to 132,860,882.48, 199,291,323.71 and 68,290,800.98 is: 102,436,201.46
Step by Step Solution
- Step 1: Write the proportion equation
132,860,882.48 : 199,291,323.71 = 68,290,800.98 : x - Step 2: Convert to fraction form
132,860,882.48/199,291,323.71 = 68,290,800.98/x - Step 3: Cross multiply
132,860,882.48x = 199,291,323.71 × 68,290,800.98 - Step 4: Simplify right side
132,860,882.48x = 13,609,764,123,694,634 - Step 5: Solve for x
x = 13,609,764,123,694,634/132,860,882.48 - Step 6: Final answer
x = 102,436,201.46
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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.