Finding the Fourth Proportional to 292,603,905.10, 403,402,766.21 and 232,452,481.42
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Solution
The fourth proportional to 292,603,905.10, 403,402,766.21 and 232,452,481.42 is: 320,474,103.00
Step by Step Solution
- Step 1: Write the proportion equation
292,603,905.10 : 403,402,766.21 = 232,452,481.42 : x - Step 2: Convert to fraction form
292,603,905.10/403,402,766.21 = 232,452,481.42/x - Step 3: Cross multiply
292,603,905.10x = 403,402,766.21 × 232,452,481.42 - Step 4: Simplify right side
292,603,905.10x = 93,771,974,019,889,264 - Step 5: Solve for x
x = 93,771,974,019,889,264/292,603,905.10 - Step 6: Final answer
x = 320,474,103.00
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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.