Finding the Fourth Proportional to 197,962,294.05, 277,721,167.95 and 197,962,294.05
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Solution
The fourth proportional to 197,962,294.05, 277,721,167.95 and 197,962,294.05 is: 277,721,167.95
Step by Step Solution
- Step 1: Write the proportion equation
197,962,294.05 : 277,721,167.95 = 197,962,294.05 : x - Step 2: Convert to fraction form
197,962,294.05/277,721,167.95 = 197,962,294.05/x - Step 3: Cross multiply
197,962,294.05x = 277,721,167.95 × 197,962,294.05 - Step 4: Simplify right side
197,962,294.05x = 54,978,319,513,627,336 - Step 5: Solve for x
x = 54,978,319,513,627,336/197,962,294.05 - Step 6: Final answer
x = 277,721,167.95
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.