Finding the Fourth Proportional to 694,920,605.70, 1,042,380,072.15 and 177,351,101.70
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Solution
The fourth proportional to 694,920,605.70, 1,042,380,072.15 and 177,351,101.70 is: 266,026,439.09
Step by Step Solution
- Step 1: Write the proportion equation
694,920,605.70 : 1,042,380,072.15 = 177,351,101.70 : x - Step 2: Convert to fraction form
694,920,605.70/1,042,380,072.15 = 177,351,101.70/x - Step 3: Cross multiply
694,920,605.70x = 1,042,380,072.15 × 177,351,101.70 - Step 4: Simplify right side
694,920,605.70x = 184,867,254,185,927,968 - Step 5: Solve for x
x = 184,867,254,185,927,968/694,920,605.70 - Step 6: Final answer
x = 266,026,439.09
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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.