Finding the Fourth Proportional to 293,590,241.98, 440,375,389.03 and 75,242,728.06
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Solution
The fourth proportional to 293,590,241.98, 440,375,389.03 and 75,242,728.06 is: 112,861,535.92
Step by Step Solution
- Step 1: Write the proportion equation
293,590,241.98 : 440,375,389.03 = 75,242,728.06 : x - Step 2: Convert to fraction form
293,590,241.98/440,375,389.03 = 75,242,728.06/x - Step 3: Cross multiply
293,590,241.98x = 440,375,389.03 × 75,242,728.06 - Step 4: Simplify right side
293,590,241.98x = 33,135,045,641,100,996 - Step 5: Solve for x
x = 33,135,045,641,100,996/293,590,241.98 - Step 6: Final answer
x = 112,861,535.92
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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.