Finding the Fourth Proportional to 110,720,145.70, 166,080,218.55 and 29,941,113.70
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Solution
The fourth proportional to 110,720,145.70, 166,080,218.55 and 29,941,113.70 is: 44,911,670.55
Step by Step Solution
- Step 1: Write the proportion equation
110,720,145.70 : 166,080,218.55 = 29,941,113.70 : x - Step 2: Convert to fraction form
110,720,145.70/166,080,218.55 = 29,941,113.70/x - Step 3: Cross multiply
110,720,145.70x = 166,080,218.55 × 29,941,113.70 - Step 4: Simplify right side
110,720,145.70x = 4,972,626,706,926,399 - Step 5: Solve for x
x = 4,972,626,706,926,399/110,720,145.70 - Step 6: Final answer
x = 44,911,670.55
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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.