Finding the Fourth Proportional to 191,881,102.31, 264,795,919.14 and 103,775,099.99
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Solution
The fourth proportional to 191,881,102.31, 264,795,919.14 and 103,775,099.99 is: 143,209,636.88
Step by Step Solution
- Step 1: Write the proportion equation
191,881,102.31 : 264,795,919.14 = 103,775,099.99 : x - Step 2: Convert to fraction form
191,881,102.31/264,795,919.14 = 103,775,099.99/x - Step 3: Cross multiply
191,881,102.31x = 264,795,919.14 × 103,775,099.99 - Step 4: Simplify right side
191,881,102.31x = 27,479,222,987,246,420 - Step 5: Solve for x
x = 27,479,222,987,246,420/191,881,102.31 - Step 6: Final answer
x = 143,209,636.88
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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.