Finding the Fourth Proportional to 86,202,502.80, 129,366,739.80 and 60,693,334.80
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Solution
The fourth proportional to 86,202,502.80, 129,366,739.80 and 60,693,334.80 is: 91,084,349.01
Step by Step Solution
- Step 1: Write the proportion equation
86,202,502.80 : 129,366,739.80 = 60,693,334.80 : x - Step 2: Convert to fraction form
86,202,502.80/129,366,739.80 = 60,693,334.80/x - Step 3: Cross multiply
86,202,502.80x = 129,366,739.80 × 60,693,334.80 - Step 4: Simplify right side
86,202,502.80x = 7,851,698,850,665,884 - Step 5: Solve for x
x = 7,851,698,850,665,884/86,202,502.80 - Step 6: Final answer
x = 91,084,349.01
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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.