Finding the Fourth Proportional to 2,313,156,664,829.20, 3,192,113,253,530 and 1,271,445,232,074.50
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Solution
The fourth proportional to 2,313,156,664,829.20, 3,192,113,253,530 and 1,271,445,232,074.50 is: 1,754,570,815,782.69
Step by Step Solution
- Step 1: Write the proportion equation
2,313,156,664,829.20 : 3,192,113,253,530 = 1,271,445,232,074.50 : x - Step 2: Convert to fraction form
2,313,156,664,829.20/3,192,113,253,530 = 1,271,445,232,074.50/x - Step 3: Cross multiply
2,313,156,664,829.20x = 3,192,113,253,530 × 1,271,445,232,074.50 - Step 4: Simplify right side
2,313,156,664,829.20x = 4,058,597,176,442,537,979,674,624 - Step 5: Solve for x
x = 4,058,597,176,442,537,979,674,624/2,313,156,664,829.20 - Step 6: Final answer
x = 1,754,570,815,782.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.