Finding the Fourth Proportional to 454,494,204.45, 627,202,270.68 and 253,551,079.53
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Solution
The fourth proportional to 454,494,204.45, 627,202,270.68 and 253,551,079.53 is: 349,900,639.56
Step by Step Solution
- Step 1: Write the proportion equation
454,494,204.45 : 627,202,270.68 = 253,551,079.53 : x - Step 2: Convert to fraction form
454,494,204.45/627,202,270.68 = 253,551,079.53/x - Step 3: Cross multiply
454,494,204.45x = 627,202,270.68 × 253,551,079.53 - Step 4: Simplify right side
454,494,204.45x = 159,027,812,813,313,504 - Step 5: Solve for x
x = 159,027,812,813,313,504/454,494,204.45 - Step 6: Final answer
x = 349,900,639.56
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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.