Finding the Fourth Proportional to 496,430,701.92, 685,122,758.16 and 370,764,727.92
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Solution
The fourth proportional to 496,430,701.92, 685,122,758.16 and 370,764,727.92 is: 511,691,464.77
Step by Step Solution
- Step 1: Write the proportion equation
496,430,701.92 : 685,122,758.16 = 370,764,727.92 : x - Step 2: Convert to fraction form
496,430,701.92/685,122,758.16 = 370,764,727.92/x - Step 3: Cross multiply
496,430,701.92x = 685,122,758.16 × 370,764,727.92 - Step 4: Simplify right side
496,430,701.92x = 254,019,353,020,992,352 - Step 5: Solve for x
x = 254,019,353,020,992,352/496,430,701.92 - Step 6: Final answer
x = 511,691,464.77
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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.