Finding the Fourth Proportional to 2,754,025,232.80, 4,131,037,849.20 and 2,512,963,595.20
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Solution
The fourth proportional to 2,754,025,232.80, 4,131,037,849.20 and 2,512,963,595.20 is: 3,769,445,392.80
Step by Step Solution
- Step 1: Write the proportion equation
2,754,025,232.80 : 4,131,037,849.20 = 2,512,963,595.20 : x - Step 2: Convert to fraction form
2,754,025,232.80/4,131,037,849.20 = 2,512,963,595.20/x - Step 3: Cross multiply
2,754,025,232.80x = 4,131,037,849.20 × 2,512,963,595.20 - Step 4: Simplify right side
2,754,025,232.80x = 10,381,147,725,432,905,728 - Step 5: Solve for x
x = 10,381,147,725,432,905,728/2,754,025,232.80 - Step 6: Final answer
x = 3,769,445,392.80
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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.