Finding the Fourth Proportional to 177,183,907.40, 265,775,861.10 and 108,804,873.80
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Solution
The fourth proportional to 177,183,907.40, 265,775,861.10 and 108,804,873.80 is: 163,207,310.70
Step by Step Solution
- Step 1: Write the proportion equation
177,183,907.40 : 265,775,861.10 = 108,804,873.80 : x - Step 2: Convert to fraction form
177,183,907.40/265,775,861.10 = 108,804,873.80/x - Step 3: Cross multiply
177,183,907.40x = 265,775,861.10 × 108,804,873.80 - Step 4: Simplify right side
177,183,907.40x = 28,917,709,026,071,828 - Step 5: Solve for x
x = 28,917,709,026,071,828/177,183,907.40 - Step 6: Final answer
x = 163,207,310.70
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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.