Finding the Fourth Proportional to 2,481,430,205.20, 3,722,145,307.80 and 2,210,235,862.90
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Solution
The fourth proportional to 2,481,430,205.20, 3,722,145,307.80 and 2,210,235,862.90 is: 3,315,353,794.35
Step by Step Solution
- Step 1: Write the proportion equation
2,481,430,205.20 : 3,722,145,307.80 = 2,210,235,862.90 : x - Step 2: Convert to fraction form
2,481,430,205.20/3,722,145,307.80 = 2,210,235,862.90/x - Step 3: Cross multiply
2,481,430,205.20x = 3,722,145,307.80 × 2,210,235,862.90 - Step 4: Simplify right side
2,481,430,205.20x = 8,226,819,046,224,520,192 - Step 5: Solve for x
x = 8,226,819,046,224,520,192/2,481,430,205.20 - Step 6: Final answer
x = 3,315,353,794.35
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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.