Finding the Fourth Proportional to 194,229,657.80, 291,344,486.70 and 185,271,705.80
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Solution
The fourth proportional to 194,229,657.80, 291,344,486.70 and 185,271,705.80 is: 277,907,558.70
Step by Step Solution
- Step 1: Write the proportion equation
194,229,657.80 : 291,344,486.70 = 185,271,705.80 : x - Step 2: Convert to fraction form
194,229,657.80/291,344,486.70 = 185,271,705.80/x - Step 3: Cross multiply
194,229,657.80x = 291,344,486.70 × 185,271,705.80 - Step 4: Simplify right side
194,229,657.80x = 53,977,890,026,334,416 - Step 5: Solve for x
x = 53,977,890,026,334,416/194,229,657.80 - Step 6: Final answer
x = 277,907,558.70
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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.