Finding the Fourth Proportional to 276,823,479.26, 381,836,400 and 177,546,978.95
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Solution
The fourth proportional to 276,823,479.26, 381,836,400 and 177,546,978.95 is: 244,899,383.01
Step by Step Solution
- Step 1: Write the proportion equation
276,823,479.26 : 381,836,400 = 177,546,978.95 : x - Step 2: Convert to fraction form
276,823,479.26/381,836,400 = 177,546,978.95/x - Step 3: Cross multiply
276,823,479.26x = 381,836,400 × 177,546,978.95 - Step 4: Simplify right side
276,823,479.26x = 67,793,899,274,098,368 - Step 5: Solve for x
x = 67,793,899,274,098,368/276,823,479.26 - Step 6: Final answer
x = 244,899,383.01
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.