Finding the Fourth Proportional to 16,355,347,038.24, 22,570,378,956.24 and 8,836,968,173.62
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Solution
The fourth proportional to 16,355,347,038.24, 22,570,378,956.24 and 8,836,968,173.62 is: 12,195,016,103.08
Step by Step Solution
- Step 1: Write the proportion equation
16,355,347,038.24 : 22,570,378,956.24 = 8,836,968,173.62 : x - Step 2: Convert to fraction form
16,355,347,038.24/22,570,378,956.24 = 8,836,968,173.62/x - Step 3: Cross multiply
16,355,347,038.24x = 22,570,378,956.24 × 8,836,968,173.62 - Step 4: Simplify right side
16,355,347,038.24x = 199,453,720,502,835,511,296 - Step 5: Solve for x
x = 199,453,720,502,835,511,296/16,355,347,038.24 - Step 6: Final answer
x = 12,195,016,103.08
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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.