Finding the Fourth Proportional to 8,221,106,702.52, 11,345,138,197.02 and 4,461,917,270.04
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Solution
The fourth proportional to 8,221,106,702.52, 11,345,138,197.02 and 4,461,917,270.04 is: 6,157,451,774.32
Step by Step Solution
- Step 1: Write the proportion equation
8,221,106,702.52 : 11,345,138,197.02 = 4,461,917,270.04 : x - Step 2: Convert to fraction form
8,221,106,702.52/11,345,138,197.02 = 4,461,917,270.04/x - Step 3: Cross multiply
8,221,106,702.52x = 11,345,138,197.02 × 4,461,917,270.04 - Step 4: Simplify right side
8,221,106,702.52x = 50,621,068,052,274,003,968 - Step 5: Solve for x
x = 50,621,068,052,274,003,968/8,221,106,702.52 - Step 6: Final answer
x = 6,157,451,774.32
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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.