Finding the Fourth Proportional to 102,015,313.40, 153,032,159.62 and 32,929,755
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Solution
The fourth proportional to 102,015,313.40, 153,032,159.62 and 32,929,755 is: 49,397,598.81
Step by Step Solution
- Step 1: Write the proportion equation
102,015,313.40 : 153,032,159.62 = 32,929,755 : x - Step 2: Convert to fraction form
102,015,313.40/153,032,159.62 = 32,929,755/x - Step 3: Cross multiply
102,015,313.40x = 153,032,159.62 × 32,929,755 - Step 4: Simplify right side
102,015,313.40x = 5,039,311,523,407,493 - Step 5: Solve for x
x = 5,039,311,523,407,493/102,015,313.40 - Step 6: Final answer
x = 49,397,598.81
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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.