Finding the Fourth Proportional to 124,131,387.42, 186,202,321.71 and 36,693,104.44
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Solution
The fourth proportional to 124,131,387.42, 186,202,321.71 and 36,693,104.44 is: 55,041,205.77
Step by Step Solution
- Step 1: Write the proportion equation
124,131,387.42 : 186,202,321.71 = 36,693,104.44 : x - Step 2: Convert to fraction form
124,131,387.42/186,202,321.71 = 36,693,104.44/x - Step 3: Cross multiply
124,131,387.42x = 186,202,321.71 × 36,693,104.44 - Step 4: Simplify right side
124,131,387.42x = 6,832,341,237,475,509 - Step 5: Solve for x
x = 6,832,341,237,475,509/124,131,387.42 - Step 6: Final answer
x = 55,041,205.77
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1.5x scale
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.