Finding the Fourth Proportional to 315,089,577.68, 472,800,885.60 and 223,564,808.72
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Solution
The fourth proportional to 315,089,577.68, 472,800,885.60 and 223,564,808.72 is: 335,465,362.99
Step by Step Solution
- Step 1: Write the proportion equation
315,089,577.68 : 472,800,885.60 = 223,564,808.72 : x - Step 2: Convert to fraction form
315,089,577.68/472,800,885.60 = 223,564,808.72/x - Step 3: Cross multiply
315,089,577.68x = 472,800,885.60 × 223,564,808.72 - Step 4: Simplify right side
315,089,577.68x = 105,701,639,551,810,608 - Step 5: Solve for x
x = 105,701,639,551,810,608/315,089,577.68 - Step 6: Final answer
x = 335,465,362.99
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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.