Finding the Fourth Proportional to 211,528,349.28, 317,307,099.84 and 88,582,878.36
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Solution
The fourth proportional to 211,528,349.28, 317,307,099.84 and 88,582,878.36 is: 132,880,421.58
Step by Step Solution
- Step 1: Write the proportion equation
211,528,349.28 : 317,307,099.84 = 88,582,878.36 : x - Step 2: Convert to fraction form
211,528,349.28/317,307,099.84 = 88,582,878.36/x - Step 3: Cross multiply
211,528,349.28x = 317,307,099.84 × 88,582,878.36 - Step 4: Simplify right side
211,528,349.28x = 28,107,976,227,891,092 - Step 5: Solve for x
x = 28,107,976,227,891,092/211,528,349.28 - Step 6: Final answer
x = 132,880,421.58
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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.