Finding the Fourth Proportional to 2,923,509,712.20, 4,385,264,568.30 and 1,449,876,963.30
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Solution
The fourth proportional to 2,923,509,712.20, 4,385,264,568.30 and 1,449,876,963.30 is: 2,174,815,444.95
Step by Step Solution
- Step 1: Write the proportion equation
2,923,509,712.20 : 4,385,264,568.30 = 1,449,876,963.30 : x - Step 2: Convert to fraction form
2,923,509,712.20/4,385,264,568.30 = 1,449,876,963.30/x - Step 3: Cross multiply
2,923,509,712.20x = 4,385,264,568.30 × 1,449,876,963.30 - Step 4: Simplify right side
2,923,509,712.20x = 6,358,094,075,553,889,280 - Step 5: Solve for x
x = 6,358,094,075,553,889,280/2,923,509,712.20 - Step 6: Final answer
x = 2,174,815,444.95
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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.