Finding the Fourth Proportional to 65,171,098.80, 97,811,760.60 and 26,860,107.60
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Solution
The fourth proportional to 65,171,098.80, 97,811,760.60 and 26,860,107.60 is: 40,312,875.84
Step by Step Solution
- Step 1: Write the proportion equation
65,171,098.80 : 97,811,760.60 = 26,860,107.60 : x - Step 2: Convert to fraction form
65,171,098.80/97,811,760.60 = 26,860,107.60/x - Step 3: Cross multiply
65,171,098.80x = 97,811,760.60 × 26,860,107.60 - Step 4: Simplify right side
65,171,098.80x = 2,627,234,414,261,440.50 - Step 5: Solve for x
x = 2,627,234,414,261,440.50/65,171,098.80 - Step 6: Final answer
x = 40,312,875.84
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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.