Finding the Fourth Proportional to 930,945,284.06, 1,396,758,433.18 and 433,193,190.99
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Solution
The fourth proportional to 930,945,284.06, 1,396,758,433.18 and 433,193,190.99 is: 649,948,233.34
Step by Step Solution
- Step 1: Write the proportion equation
930,945,284.06 : 1,396,758,433.18 = 433,193,190.99 : x - Step 2: Convert to fraction form
930,945,284.06/1,396,758,433.18 = 433,193,190.99/x - Step 3: Cross multiply
930,945,284.06x = 1,396,758,433.18 × 433,193,190.99 - Step 4: Simplify right side
930,945,284.06x = 605,066,242,711,436,928 - Step 5: Solve for x
x = 605,066,242,711,436,928/930,945,284.06 - Step 6: Final answer
x = 649,948,233.34
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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.