Finding the Fourth Proportional to 3,069,170,025.68, 4,234,487,780.04 and 1,878,497,708.24
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Solution
The fourth proportional to 3,069,170,025.68, 4,234,487,780.04 and 1,878,497,708.24 is: 2,591,735,069.68
Step by Step Solution
- Step 1: Write the proportion equation
3,069,170,025.68 : 4,234,487,780.04 = 1,878,497,708.24 : x - Step 2: Convert to fraction form
3,069,170,025.68/4,234,487,780.04 = 1,878,497,708.24/x - Step 3: Cross multiply
3,069,170,025.68x = 4,234,487,780.04 × 1,878,497,708.24 - Step 4: Simplify right side
3,069,170,025.68x = 7,954,475,590,375,425,024 - Step 5: Solve for x
x = 7,954,475,590,375,425,024/3,069,170,025.68 - Step 6: Final answer
x = 2,591,735,069.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.