Finding the Fourth Proportional to 194,320,425.48, 291,531,740.40 and 69,835,620.12
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Solution
The fourth proportional to 194,320,425.48, 291,531,740.40 and 69,835,620.12 is: 104,771,795.48
Step by Step Solution
- Step 1: Write the proportion equation
194,320,425.48 : 291,531,740.40 = 69,835,620.12 : x - Step 2: Convert to fraction form
194,320,425.48/291,531,740.40 = 69,835,620.12/x - Step 3: Cross multiply
194,320,425.48x = 291,531,740.40 × 69,835,620.12 - Step 4: Simplify right side
194,320,425.48x = 20,359,299,875,496,856 - Step 5: Solve for x
x = 20,359,299,875,496,856/194,320,425.48 - Step 6: Final answer
x = 104,771,795.48
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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.