Finding the Fourth Proportional to 4,477,683,120.95, 6,181,184,369.54 and 2,892,548,143.19
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Solution
The fourth proportional to 4,477,683,120.95, 6,181,184,369.54 and 2,892,548,143.19 is: 3,992,996,576.10
Step by Step Solution
- Step 1: Write the proportion equation
4,477,683,120.95 : 6,181,184,369.54 = 2,892,548,143.19 : x - Step 2: Convert to fraction form
4,477,683,120.95/6,181,184,369.54 = 2,892,548,143.19/x - Step 3: Cross multiply
4,477,683,120.95x = 6,181,184,369.54 × 2,892,548,143.19 - Step 4: Simplify right side
4,477,683,120.95x = 17,879,373,370,827,978,752 - Step 5: Solve for x
x = 17,879,373,370,827,978,752/4,477,683,120.95 - Step 6: Final answer
x = 3,992,996,576.10
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1.5x scale
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.