Finding the Fourth Proportional to 734,489,744.70, 1,101,477,425.85 and 216,783,104.70
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Solution
The fourth proportional to 734,489,744.70, 1,101,477,425.85 and 216,783,104.70 is: 325,098,747.61
Step by Step Solution
- Step 1: Write the proportion equation
734,489,744.70 : 1,101,477,425.85 = 216,783,104.70 : x - Step 2: Convert to fraction form
734,489,744.70/1,101,477,425.85 = 216,783,104.70/x - Step 3: Cross multiply
734,489,744.70x = 1,101,477,425.85 × 216,783,104.70 - Step 4: Simplify right side
734,489,744.70x = 238,781,696,132,727,008 - Step 5: Solve for x
x = 238,781,696,132,727,008/734,489,744.70 - Step 6: Final answer
x = 325,098,747.61
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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.