Finding the Fourth Proportional to 195,672,823.20, 293,544,664.20 and 98,383,690.80
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Solution
The fourth proportional to 195,672,823.20, 293,544,664.20 and 98,383,690.80 is: 147,593,349.99
Step by Step Solution
- Step 1: Write the proportion equation
195,672,823.20 : 293,544,664.20 = 98,383,690.80 : x - Step 2: Convert to fraction form
195,672,823.20/293,544,664.20 = 98,383,690.80/x - Step 3: Cross multiply
195,672,823.20x = 293,544,664.20 × 98,383,690.80 - Step 4: Simplify right side
195,672,823.20x = 28,880,007,478,642,628 - Step 5: Solve for x
x = 28,880,007,478,642,628/195,672,823.20 - Step 6: Final answer
x = 147,593,349.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.