Finding the Fourth Proportional to 239,823,190.54, 359,769,101.59 and 73,840,739.42
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Solution
The fourth proportional to 239,823,190.54, 359,769,101.59 and 73,840,739.42 is: 110,771,674.84
Step by Step Solution
- Step 1: Write the proportion equation
239,823,190.54 : 359,769,101.59 = 73,840,739.42 : x - Step 2: Convert to fraction form
239,823,190.54/359,769,101.59 = 73,840,739.42/x - Step 3: Cross multiply
239,823,190.54x = 359,769,101.59 × 73,840,739.42 - Step 4: Simplify right side
239,823,190.54x = 26,565,616,481,874,696 - Step 5: Solve for x
x = 26,565,616,481,874,696/239,823,190.54 - Step 6: Final answer
x = 110,771,674.84
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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.