Finding the Fourth Proportional to 3,405,209,750.80, 5,105,363,188.68 and 2,092,399,354.24
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Solution
The fourth proportional to 3,405,209,750.80, 5,105,363,188.68 and 2,092,399,354.24 is: 3,137,092,696.46
Step by Step Solution
- Step 1: Write the proportion equation
3,405,209,750.80 : 5,105,363,188.68 = 2,092,399,354.24 : x - Step 2: Convert to fraction form
3,405,209,750.80/5,105,363,188.68 = 2,092,399,354.24/x - Step 3: Cross multiply
3,405,209,750.80x = 5,105,363,188.68 × 2,092,399,354.24 - Step 4: Simplify right side
3,405,209,750.80x = 10,682,458,639,154,700,288 - Step 5: Solve for x
x = 10,682,458,639,154,700,288/3,405,209,750.80 - Step 6: Final answer
x = 3,137,092,696.46
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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.