Finding the Fourth Proportional to 366,955,480.43, 549,787,519.83 and 345,109,274.99
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Solution
The fourth proportional to 366,955,480.43, 549,787,519.83 and 345,109,274.99 is: 517,056,652.61
Step by Step Solution
- Step 1: Write the proportion equation
366,955,480.43 : 549,787,519.83 = 345,109,274.99 : x - Step 2: Convert to fraction form
366,955,480.43/549,787,519.83 = 345,109,274.99/x - Step 3: Cross multiply
366,955,480.43x = 549,787,519.83 × 345,109,274.99 - Step 4: Simplify right side
366,955,480.43x = 189,736,772,367,081,568 - Step 5: Solve for x
x = 189,736,772,367,081,568/366,955,480.43 - Step 6: Final answer
x = 517,056,652.61
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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.