Finding the Fourth Proportional to 4,213,026,449.50, 6,318,749,596.92 and 2,113,939,251.58
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Solution
The fourth proportional to 4,213,026,449.50, 6,318,749,596.92 and 2,113,939,251.58 is: 3,170,512,446.09
Step by Step Solution
- Step 1: Write the proportion equation
4,213,026,449.50 : 6,318,749,596.92 = 2,113,939,251.58 : x - Step 2: Convert to fraction form
4,213,026,449.50/6,318,749,596.92 = 2,113,939,251.58/x - Step 3: Cross multiply
4,213,026,449.50x = 6,318,749,596.92 × 2,113,939,251.58 - Step 4: Simplify right side
4,213,026,449.50x = 13,357,452,793,834,491,904 - Step 5: Solve for x
x = 13,357,452,793,834,491,904/4,213,026,449.50 - Step 6: Final answer
x = 3,170,512,446.09
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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.