Finding the Fourth Proportional to 306,194,617.80, 459,291,926.70 and 220,101,175.80
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Solution
The fourth proportional to 306,194,617.80, 459,291,926.70 and 220,101,175.80 is: 330,151,763.70
Step by Step Solution
- Step 1: Write the proportion equation
306,194,617.80 : 459,291,926.70 = 220,101,175.80 : x - Step 2: Convert to fraction form
306,194,617.80/459,291,926.70 = 220,101,175.80/x - Step 3: Cross multiply
306,194,617.80x = 459,291,926.70 × 220,101,175.80 - Step 4: Simplify right side
306,194,617.80x = 101,090,693,102,117,424 - Step 5: Solve for x
x = 101,090,693,102,117,424/306,194,617.80 - Step 6: Final answer
x = 330,151,763.70
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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.