Finding the Fourth Proportional to 809,714,201.80, 1,214,571,302.70 and 809,714,201.80
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Solution
The fourth proportional to 809,714,201.80, 1,214,571,302.70 and 809,714,201.80 is: 1,214,571,302.70
Step by Step Solution
- Step 1: Write the proportion equation
809,714,201.80 : 1,214,571,302.70 = 809,714,201.80 : x - Step 2: Convert to fraction form
809,714,201.80/1,214,571,302.70 = 809,714,201.80/x - Step 3: Cross multiply
809,714,201.80x = 1,214,571,302.70 × 809,714,201.80 - Step 4: Simplify right side
809,714,201.80x = 983,455,632,894,916,608 - Step 5: Solve for x
x = 983,455,632,894,916,608/809,714,201.80 - Step 6: Final answer
x = 1,214,571,302.70
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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.