Finding the Fourth Proportional to 4,213,026,450.48, 6,318,749,598.40 and 2,113,939,252.56
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Solution
The fourth proportional to 4,213,026,450.48, 6,318,749,598.40 and 2,113,939,252.56 is: 3,170,512,447.56
Step by Step Solution
- Step 1: Write the proportion equation
4,213,026,450.48 : 6,318,749,598.40 = 2,113,939,252.56 : x - Step 2: Convert to fraction form
4,213,026,450.48/6,318,749,598.40 = 2,113,939,252.56/x - Step 3: Cross multiply
4,213,026,450.48x = 6,318,749,598.40 × 2,113,939,252.56 - Step 4: Simplify right side
4,213,026,450.48x = 13,357,452,803,155,494,912 - Step 5: Solve for x
x = 13,357,452,803,155,494,912/4,213,026,450.48 - Step 6: Final answer
x = 3,170,512,447.56
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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.