Finding the Fourth Proportional to 97,397,883.50, 134,409,209.63 and 52,743,933.50
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Solution
The fourth proportional to 97,397,883.50, 134,409,209.63 and 52,743,933.50 is: 72,786,698.84
Step by Step Solution
- Step 1: Write the proportion equation
97,397,883.50 : 134,409,209.63 = 52,743,933.50 : x - Step 2: Convert to fraction form
97,397,883.50/134,409,209.63 = 52,743,933.50/x - Step 3: Cross multiply
97,397,883.50x = 134,409,209.63 × 52,743,933.50 - Step 4: Simplify right side
97,397,883.50x = 7,089,270,413,576,514 - Step 5: Solve for x
x = 7,089,270,413,576,514/97,397,883.50 - Step 6: Final answer
x = 72,786,698.84
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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.