Finding the Fourth Proportional to 454,545,455.34, 627,272,454.53 and 245,701,604.14
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Solution
The fourth proportional to 454,545,455.34, 627,272,454.53 and 245,701,604.14 is: 339,068,065.69
Step by Step Solution
- Step 1: Write the proportion equation
454,545,455.34 : 627,272,454.53 = 245,701,604.14 : x - Step 2: Convert to fraction form
454,545,455.34/627,272,454.53 = 245,701,604.14/x - Step 3: Cross multiply
454,545,455.34x = 627,272,454.53 × 245,701,604.14 - Step 4: Simplify right side
454,545,455.34x = 154,121,848,308,521,440 - Step 5: Solve for x
x = 154,121,848,308,521,440/454,545,455.34 - Step 6: Final answer
x = 339,068,065.69
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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.