Finding the Fourth Proportional to 316,867,058.96, 475,202,157.08 and 153,002,934.80
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Solution
The fourth proportional to 316,867,058.96, 475,202,157.08 and 153,002,934.80 is: 229,456,873.48
Step by Step Solution
- Step 1: Write the proportion equation
316,867,058.96 : 475,202,157.08 = 153,002,934.80 : x - Step 2: Convert to fraction form
316,867,058.96/475,202,157.08 = 153,002,934.80/x - Step 3: Cross multiply
316,867,058.96x = 475,202,157.08 × 153,002,934.80 - Step 4: Simplify right side
316,867,058.96x = 72,707,324,656,530,608 - Step 5: Solve for x
x = 72,707,324,656,530,608/316,867,058.96 - Step 6: Final answer
x = 229,456,873.48
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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.