Finding the Fourth Proportional to 197,717,366,959.20, 296,576,050,438.80 and 197,717,366,959.20
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Solution
The fourth proportional to 197,717,366,959.20, 296,576,050,438.80 and 197,717,366,959.20 is: 296,576,050,438.80
Step by Step Solution
- Step 1: Write the proportion equation
197,717,366,959.20 : 296,576,050,438.80 = 197,717,366,959.20 : x - Step 2: Convert to fraction form
197,717,366,959.20/296,576,050,438.80 = 197,717,366,959.20/x - Step 3: Cross multiply
197,717,366,959.20x = 296,576,050,438.80 × 197,717,366,959.20 - Step 4: Simplify right side
197,717,366,959.20x = 58,638,235,795,918,430,404,608 - Step 5: Solve for x
x = 58,638,235,795,918,430,404,608/197,717,366,959.20 - Step 6: Final answer
x = 296,576,050,438.80
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1.5x scale
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.