Finding the Fourth Proportional to 804,819,229.70, 1,207,228,844.55 and 804,819,229.70
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Solution
The fourth proportional to 804,819,229.70, 1,207,228,844.55 and 804,819,229.70 is: 1,207,228,844.55
Step by Step Solution
- Step 1: Write the proportion equation
804,819,229.70 : 1,207,228,844.55 = 804,819,229.70 : x - Step 2: Convert to fraction form
804,819,229.70/1,207,228,844.55 = 804,819,229.70/x - Step 3: Cross multiply
804,819,229.70x = 1,207,228,844.55 × 804,819,229.70 - Step 4: Simplify right side
804,819,229.70x = 971,600,988,742,352,000 - Step 5: Solve for x
x = 971,600,988,742,352,000/804,819,229.70 - Step 6: Final answer
x = 1,207,228,844.55
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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.