Finding the Fourth Proportional to 144,860,787.80, 217,291,181.70 and 110,848,563.80
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Solution
The fourth proportional to 144,860,787.80, 217,291,181.70 and 110,848,563.80 is: 166,272,845.70
Step by Step Solution
- Step 1: Write the proportion equation
144,860,787.80 : 217,291,181.70 = 110,848,563.80 : x - Step 2: Convert to fraction form
144,860,787.80/217,291,181.70 = 110,848,563.80/x - Step 3: Cross multiply
144,860,787.80x = 217,291,181.70 × 110,848,563.80 - Step 4: Simplify right side
144,860,787.80x = 24,086,415,417,849,840 - Step 5: Solve for x
x = 24,086,415,417,849,840/144,860,787.80 - Step 6: Final answer
x = 166,272,845.70
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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.