Finding the Fourth Proportional to 196,976,305.58, 271,860,367.84 and 133,367,796.14
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Solution
The fourth proportional to 196,976,305.58, 271,860,367.84 and 133,367,796.14 is: 184,069,946.94
Step by Step Solution
- Step 1: Write the proportion equation
196,976,305.58 : 271,860,367.84 = 133,367,796.14 : x - Step 2: Convert to fraction form
196,976,305.58/271,860,367.84 = 133,367,796.14/x - Step 3: Cross multiply
196,976,305.58x = 271,860,367.84 × 133,367,796.14 - Step 4: Simplify right side
196,976,305.58x = 36,257,418,114,937,808 - Step 5: Solve for x
x = 36,257,418,114,937,808/196,976,305.58 - Step 6: Final answer
x = 184,069,946.94
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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.