Finding the Fourth Proportional to 292,604,350.96, 403,403,379.78 and 232,452,928.09
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Solution
The fourth proportional to 292,604,350.96, 403,403,379.78 and 232,452,928.09 is: 320,474,717.90
Step by Step Solution
- Step 1: Write the proportion equation
292,604,350.96 : 403,403,379.78 = 232,452,928.09 : x - Step 2: Convert to fraction form
292,604,350.96/403,403,379.78 = 232,452,928.09/x - Step 3: Cross multiply
292,604,350.96x = 403,403,379.78 × 232,452,928.09 - Step 4: Simplify right side
292,604,350.96x = 93,772,296,831,263,296 - Step 5: Solve for x
x = 93,772,296,831,263,296/292,604,350.96 - Step 6: Final answer
x = 320,474,717.90
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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.