Finding the Fourth Proportional to 957,193,270.26, 1,320,924,102.08 and 533,807,391.30
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Solution
The fourth proportional to 957,193,270.26, 1,320,924,102.08 and 533,807,391.30 is: 736,652,743.96
Step by Step Solution
- Step 1: Write the proportion equation
957,193,270.26 : 1,320,924,102.08 = 533,807,391.30 : x - Step 2: Convert to fraction form
957,193,270.26/1,320,924,102.08 = 533,807,391.30/x - Step 3: Cross multiply
957,193,270.26x = 1,320,924,102.08 × 533,807,391.30 - Step 4: Simplify right side
957,193,270.26x = 705,119,049,036,619,648 - Step 5: Solve for x
x = 705,119,049,036,619,648/957,193,270.26 - Step 6: Final answer
x = 736,652,743.96
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1.5x scale
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.