Finding the Fourth Proportional to 234,014,067.08, 322,949,563.92 and 129,592,138.42
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Solution
The fourth proportional to 234,014,067.08, 322,949,563.92 and 129,592,138.42 is: 178,842,772.62
Step by Step Solution
- Step 1: Write the proportion equation
234,014,067.08 : 322,949,563.92 = 129,592,138.42 : x - Step 2: Convert to fraction form
234,014,067.08/322,949,563.92 = 129,592,138.42/x - Step 3: Cross multiply
234,014,067.08x = 322,949,563.92 × 129,592,138.42 - Step 4: Simplify right side
234,014,067.08x = 41,851,724,588,584,536 - Step 5: Solve for x
x = 41,851,724,588,584,536/234,014,067.08 - Step 6: Final answer
x = 178,842,772.62
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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.