Finding the Fourth Proportional to 327,772,948.68, 452,313,209.38 and 179,099,173.58
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Solution
The fourth proportional to 327,772,948.68, 452,313,209.38 and 179,099,173.58 is: 247,149,504.94
Step by Step Solution
- Step 1: Write the proportion equation
327,772,948.68 : 452,313,209.38 = 179,099,173.58 : x - Step 2: Convert to fraction form
327,772,948.68/452,313,209.38 = 179,099,173.58/x - Step 3: Cross multiply
327,772,948.68x = 452,313,209.38 × 179,099,173.58 - Step 4: Simplify right side
327,772,948.68x = 81,008,921,999,275,504 - Step 5: Solve for x
x = 81,008,921,999,275,504/327,772,948.68 - Step 6: Final answer
x = 247,149,504.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.