Finding the Fourth Proportional to 79,413,338.07, 119,139,157.32 and 27,590,398.09
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Solution
The fourth proportional to 79,413,338.07, 119,139,157.32 and 27,590,398.09 is: 41,392,250.45
Step by Step Solution
- Step 1: Write the proportion equation
79,413,338.07 : 119,139,157.32 = 27,590,398.09 : x - Step 2: Convert to fraction form
79,413,338.07/119,139,157.32 = 27,590,398.09/x - Step 3: Cross multiply
79,413,338.07x = 119,139,157.32 × 27,590,398.09 - Step 4: Simplify right side
79,413,338.07x = 3,287,096,778,565,937.50 - Step 5: Solve for x
x = 3,287,096,778,565,937.50/79,413,338.07 - Step 6: Final answer
x = 41,392,250.45
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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.