Finding the Fourth Proportional to 177,183,938.70, 265,775,908.05 and 108,804,905.10
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Solution
The fourth proportional to 177,183,938.70, 265,775,908.05 and 108,804,905.10 is: 163,207,357.65
Step by Step Solution
- Step 1: Write the proportion equation
177,183,938.70 : 265,775,908.05 = 108,804,905.10 : x - Step 2: Convert to fraction form
177,183,938.70/265,775,908.05 = 108,804,905.10/x - Step 3: Cross multiply
177,183,938.70x = 265,775,908.05 × 108,804,905.10 - Step 4: Simplify right side
177,183,938.70x = 28,917,722,453,246,576 - Step 5: Solve for x
x = 28,917,722,453,246,576/177,183,938.70 - Step 6: Final answer
x = 163,207,357.65
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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.