Finding the Fourth Proportional to 201,679,056.70, 302,518,585.05 and 197,200,080.70
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Solution
The fourth proportional to 201,679,056.70, 302,518,585.05 and 197,200,080.70 is: 295,800,121.05
Step by Step Solution
- Step 1: Write the proportion equation
201,679,056.70 : 302,518,585.05 = 197,200,080.70 : x - Step 2: Convert to fraction form
201,679,056.70/302,518,585.05 = 197,200,080.70/x - Step 3: Cross multiply
201,679,056.70x = 302,518,585.05 × 197,200,080.70 - Step 4: Simplify right side
201,679,056.70x = 59,656,689,385,109,816 - Step 5: Solve for x
x = 59,656,689,385,109,816/201,679,056.70 - Step 6: Final answer
x = 295,800,121.05
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1.5x scale
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.