Finding the Fourth Proportional to 599,306,876.80, 899,128,276.80 and 292,608,995.20
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Solution
The fourth proportional to 599,306,876.80, 899,128,276.80 and 292,608,995.20 is: 438,995,499.33
Step by Step Solution
- Step 1: Write the proportion equation
599,306,876.80 : 899,128,276.80 = 292,608,995.20 : x - Step 2: Convert to fraction form
599,306,876.80/899,128,276.80 = 292,608,995.20/x - Step 3: Cross multiply
599,306,876.80x = 899,128,276.80 × 292,608,995.20 - Step 4: Simplify right side
599,306,876.80x = 263,093,021,630,355,456 - Step 5: Solve for x
x = 263,093,021,630,355,456/599,306,876.80 - Step 6: Final answer
x = 438,995,499.33
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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.