Finding the Fourth Proportional to 460,248,354.29, 635,142,704.63 and 248,555,164.52
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Solution
The fourth proportional to 460,248,354.29, 635,142,704.63 and 248,555,164.52 is: 343,006,113.92
Step by Step Solution
- Step 1: Write the proportion equation
460,248,354.29 : 635,142,704.63 = 248,555,164.52 : x - Step 2: Convert to fraction form
460,248,354.29/635,142,704.63 = 248,555,164.52/x - Step 3: Cross multiply
460,248,354.29x = 635,142,704.63 × 248,555,164.52 - Step 4: Simplify right side
460,248,354.29x = 157,867,999,442,987,424 - Step 5: Solve for x
x = 157,867,999,442,987,424/460,248,354.29 - Step 6: Final answer
x = 343,006,113.92
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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.