Finding the Fourth Proportional to 462,279,320.68, 693,657,381.66 and 216,660,908.52
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Solution
The fourth proportional to 462,279,320.68, 693,657,381.66 and 216,660,908.52 is: 325,103,096.31
Step by Step Solution
- Step 1: Write the proportion equation
462,279,320.68 : 693,657,381.66 = 216,660,908.52 : x - Step 2: Convert to fraction form
462,279,320.68/693,657,381.66 = 216,660,908.52/x - Step 3: Cross multiply
462,279,320.68x = 693,657,381.66 × 216,660,908.52 - Step 4: Simplify right side
462,279,320.68x = 150,288,438,512,060,000 - Step 5: Solve for x
x = 150,288,438,512,060,000/462,279,320.68 - Step 6: Final answer
x = 325,103,096.31
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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.