Finding the Fourth Proportional to 215,602,318.26, 323,403,327.72 and 51,840,020.70
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Solution
The fourth proportional to 215,602,318.26, 323,403,327.72 and 51,840,020.70 is: 77,759,995.06
Step by Step Solution
- Step 1: Write the proportion equation
215,602,318.26 : 323,403,327.72 = 51,840,020.70 : x - Step 2: Convert to fraction form
215,602,318.26/323,403,327.72 = 51,840,020.70/x - Step 3: Cross multiply
215,602,318.26x = 323,403,327.72 × 51,840,020.70 - Step 4: Simplify right side
215,602,318.26x = 16,765,235,203,453,686 - Step 5: Solve for x
x = 16,765,235,203,453,686/215,602,318.26 - Step 6: Final answer
x = 77,759,995.06
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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.