Finding the Fourth Proportional to 96,213,251.70, 132,775,327.80 and 56,522,455.47
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Solution
The fourth proportional to 96,213,251.70, 132,775,327.80 and 56,522,455.47 is: 78,001,599.78
Step by Step Solution
- Step 1: Write the proportion equation
96,213,251.70 : 132,775,327.80 = 56,522,455.47 : x - Step 2: Convert to fraction form
96,213,251.70/132,775,327.80 = 56,522,455.47/x - Step 3: Cross multiply
96,213,251.70x = 132,775,327.80 × 56,522,455.47 - Step 4: Simplify right side
96,213,251.70x = 7,504,787,552,875,783 - Step 5: Solve for x
x = 7,504,787,552,875,783/96,213,251.70 - Step 6: Final answer
x = 78,001,599.78
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.