Finding the Fourth Proportional to 168,435,559.91, 252,677,440.94 and 51,860,779.44
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Solution
The fourth proportional to 168,435,559.91, 252,677,440.94 and 51,860,779.44 is: 77,798,589.80
Step by Step Solution
- Step 1: Write the proportion equation
168,435,559.91 : 252,677,440.94 = 51,860,779.44 : x - Step 2: Convert to fraction form
168,435,559.91/252,677,440.94 = 51,860,779.44/x - Step 3: Cross multiply
168,435,559.91x = 252,677,440.94 × 51,860,779.44 - Step 4: Simplify right side
168,435,559.91x = 13,104,049,033,138,098 - Step 5: Solve for x
x = 13,104,049,033,138,098/168,435,559.91 - Step 6: Final answer
x = 77,798,589.80
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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.