Finding the Fourth Proportional to 537,998,114.24, 742,414,458.63 and 299,830,625.47
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Solution
The fourth proportional to 537,998,114.24, 742,414,458.63 and 299,830,625.47 is: 413,753,479.05
Step by Step Solution
- Step 1: Write the proportion equation
537,998,114.24 : 742,414,458.63 = 299,830,625.47 : x - Step 2: Convert to fraction form
537,998,114.24/742,414,458.63 = 299,830,625.47/x - Step 3: Cross multiply
537,998,114.24x = 742,414,458.63 × 299,830,625.47 - Step 4: Simplify right side
537,998,114.24x = 222,598,591,489,004,352 - Step 5: Solve for x
x = 222,598,591,489,004,352/537,998,114.24 - Step 6: Final answer
x = 413,753,479.05
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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.