Finding the Fourth Proportional to 2,922,935,780.20, 4,384,403,670.30 and 2,303,062,997.80
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Solution
The fourth proportional to 2,922,935,780.20, 4,384,403,670.30 and 2,303,062,997.80 is: 3,454,594,496.70
Step by Step Solution
- Step 1: Write the proportion equation
2,922,935,780.20 : 4,384,403,670.30 = 2,303,062,997.80 : x - Step 2: Convert to fraction form
2,922,935,780.20/4,384,403,670.30 = 2,303,062,997.80/x - Step 3: Cross multiply
2,922,935,780.20x = 4,384,403,670.30 × 2,303,062,997.80 - Step 4: Simplify right side
2,922,935,780.20x = 10,097,557,860,486,443,008 - Step 5: Solve for x
x = 10,097,557,860,486,443,008/2,922,935,780.20 - Step 6: Final answer
x = 3,454,594,496.70
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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.