Finding the Fourth Proportional to 3,754,449,308.96, 5,631,889,178.64 and 994,006,594.88
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Solution
The fourth proportional to 3,754,449,308.96, 5,631,889,178.64 and 994,006,594.88 is: 1,491,066,871.47
Step by Step Solution
- Step 1: Write the proportion equation
3,754,449,308.96 : 5,631,889,178.64 = 994,006,594.88 : x - Step 2: Convert to fraction form
3,754,449,308.96/5,631,889,178.64 = 994,006,594.88/x - Step 3: Cross multiply
3,754,449,308.96x = 5,631,889,178.64 × 994,006,594.88 - Step 4: Simplify right side
3,754,449,308.96x = 5,598,134,985,201,466,368 - Step 5: Solve for x
x = 5,598,134,985,201,466,368/3,754,449,308.96 - Step 6: Final answer
x = 1,491,066,871.47
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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.