Finding the Fourth Proportional to 3,156,930,768.24, 4,356,573,782.04 and 1,747,332,635.76
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Solution
The fourth proportional to 3,156,930,768.24, 4,356,573,782.04 and 1,747,332,635.76 is: 2,411,324,196.92
Step by Step Solution
- Step 1: Write the proportion equation
3,156,930,768.24 : 4,356,573,782.04 = 1,747,332,635.76 : x - Step 2: Convert to fraction form
3,156,930,768.24/4,356,573,782.04 = 1,747,332,635.76/x - Step 3: Cross multiply
3,156,930,768.24x = 4,356,573,782.04 × 1,747,332,635.76 - Step 4: Simplify right side
3,156,930,768.24x = 7,612,383,549,454,864,384 - Step 5: Solve for x
x = 7,612,383,549,454,864,384/3,156,930,768.24 - Step 6: Final answer
x = 2,411,324,196.92
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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.