Finding the Fourth Proportional to 289,275,084.68, 434,027,593.98 and 92,568,803.28
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Solution
The fourth proportional to 289,275,084.68, 434,027,593.98 and 92,568,803.28 is: 138,889,994.66
Step by Step Solution
- Step 1: Write the proportion equation
289,275,084.68 : 434,027,593.98 = 92,568,803.28 : x - Step 2: Convert to fraction form
289,275,084.68/434,027,593.98 = 92,568,803.28/x - Step 3: Cross multiply
289,275,084.68x = 434,027,593.98 × 92,568,803.28 - Step 4: Simplify right side
289,275,084.68x = 40,177,414,965,226,336 - Step 5: Solve for x
x = 40,177,414,965,226,336/289,275,084.68 - Step 6: Final answer
x = 138,889,994.66
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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.