Finding the Fourth Proportional to 201,697,419.20, 302,546,128.80 and 184,478,730.80
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Solution
The fourth proportional to 201,697,419.20, 302,546,128.80 and 184,478,730.80 is: 276,718,096.20
Step by Step Solution
- Step 1: Write the proportion equation
201,697,419.20 : 302,546,128.80 = 184,478,730.80 : x - Step 2: Convert to fraction form
201,697,419.20/302,546,128.80 = 184,478,730.80/x - Step 3: Cross multiply
201,697,419.20x = 302,546,128.80 × 184,478,730.80 - Step 4: Simplify right side
201,697,419.20x = 55,813,325,849,477,336 - Step 5: Solve for x
x = 55,813,325,849,477,336/201,697,419.20 - Step 6: Final answer
x = 276,718,096.20
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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.