Finding the Fourth Proportional to 537,998,175.80, 742,414,543.56 and 299,830,687.04
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Solution
The fourth proportional to 537,998,175.80, 742,414,543.56 and 299,830,687.04 is: 413,753,564.00
Step by Step Solution
- Step 1: Write the proportion equation
537,998,175.80 : 742,414,543.56 = 299,830,687.04 : x - Step 2: Convert to fraction form
537,998,175.80/742,414,543.56 = 299,830,687.04/x - Step 3: Cross multiply
537,998,175.80x = 742,414,543.56 × 299,830,687.04 - Step 4: Simplify right side
537,998,175.80x = 222,598,662,664,082,816 - Step 5: Solve for x
x = 222,598,662,664,082,816/537,998,175.80 - Step 6: Final answer
x = 413,753,564.00
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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.