Finding the Fourth Proportional to 306,645,771.60, 459,968,657.40 and 184,201,765.20
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Solution
The fourth proportional to 306,645,771.60, 459,968,657.40 and 184,201,765.20 is: 276,302,647.80
Step by Step Solution
- Step 1: Write the proportion equation
306,645,771.60 : 459,968,657.40 = 184,201,765.20 : x - Step 2: Convert to fraction form
306,645,771.60/459,968,657.40 = 184,201,765.20/x - Step 3: Cross multiply
306,645,771.60x = 459,968,657.40 × 184,201,765.20 - Step 4: Simplify right side
306,645,771.60x = 84,727,038,629,754,032 - Step 5: Solve for x
x = 84,727,038,629,754,032/306,645,771.60 - Step 6: Final answer
x = 276,302,647.80
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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.