Finding the Fourth Proportional to 88,573,764.40, 132,860,646.60 and 40,053,201.10
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Solution
The fourth proportional to 88,573,764.40, 132,860,646.60 and 40,053,201.10 is: 60,079,801.65
Step by Step Solution
- Step 1: Write the proportion equation
88,573,764.40 : 132,860,646.60 = 40,053,201.10 : x - Step 2: Convert to fraction form
88,573,764.40/132,860,646.60 = 40,053,201.10/x - Step 3: Cross multiply
88,573,764.40x = 132,860,646.60 × 40,053,201.10 - Step 4: Simplify right side
88,573,764.40x = 5,321,494,196,545,831 - Step 5: Solve for x
x = 5,321,494,196,545,831/88,573,764.40 - Step 6: Final answer
x = 60,079,801.65
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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.