Finding the Fourth Proportional to 202,266,212.20, 303,399,318.30 and 65,951,595.70
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Solution
The fourth proportional to 202,266,212.20, 303,399,318.30 and 65,951,595.70 is: 98,927,393.55
Step by Step Solution
- Step 1: Write the proportion equation
202,266,212.20 : 303,399,318.30 = 65,951,595.70 : x - Step 2: Convert to fraction form
202,266,212.20/303,399,318.30 = 65,951,595.70/x - Step 3: Cross multiply
202,266,212.20x = 303,399,318.30 × 65,951,595.70 - Step 4: Simplify right side
202,266,212.20x = 20,009,669,176,177,212 - Step 5: Solve for x
x = 20,009,669,176,177,212/202,266,212.20 - Step 6: Final answer
x = 98,927,393.55
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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.