Finding the Fourth Proportional to 598,871,651.10, 825,265,630.08 and 457,902,595.62
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Solution
The fourth proportional to 598,871,651.10, 825,265,630.08 and 457,902,595.62 is: 631,005,447.32
Step by Step Solution
- Step 1: Write the proportion equation
598,871,651.10 : 825,265,630.08 = 457,902,595.62 : x - Step 2: Convert to fraction form
598,871,651.10/825,265,630.08 = 457,902,595.62/x - Step 3: Cross multiply
598,871,651.10x = 825,265,630.08 × 457,902,595.62 - Step 4: Simplify right side
598,871,651.10x = 377,891,274,089,606,784 - Step 5: Solve for x
x = 377,891,274,089,606,784/598,871,651.10 - Step 6: Final answer
x = 631,005,447.32
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1.5x scale
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.