Finding the Fourth Proportional to 188,711,577,191.97, 283,107,120,948.18 and 61,216,313,757.30
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Solution
The fourth proportional to 188,711,577,191.97, 283,107,120,948.18 and 61,216,313,757.30 is: 91,837,366,847.18
Step by Step Solution
- Step 1: Write the proportion equation
188,711,577,191.97 : 283,107,120,948.18 = 61,216,313,757.30 : x - Step 2: Convert to fraction form
188,711,577,191.97/283,107,120,948.18 = 61,216,313,757.30/x - Step 3: Cross multiply
188,711,577,191.97x = 283,107,120,948.18 × 61,216,313,757.30 - Step 4: Simplify right side
188,711,577,191.97x = 17,330,774,342,889,667,297,280 - Step 5: Solve for x
x = 17,330,774,342,889,667,297,280/188,711,577,191.97 - Step 6: Final answer
x = 91,837,366,847.18
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.