Finding the Fourth Proportional to 2,887,183,108.05, 4,331,707,343.06 and 1,335,492,306.69
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Solution
The fourth proportional to 2,887,183,108.05, 4,331,707,343.06 and 1,335,492,306.69 is: 2,003,669,879.94
Step by Step Solution
- Step 1: Write the proportion equation
2,887,183,108.05 : 4,331,707,343.06 = 1,335,492,306.69 : x - Step 2: Convert to fraction form
2,887,183,108.05/4,331,707,343.06 = 1,335,492,306.69/x - Step 3: Cross multiply
2,887,183,108.05x = 4,331,707,343.06 × 1,335,492,306.69 - Step 4: Simplify right side
2,887,183,108.05x = 5,784,961,831,482,533,888 - Step 5: Solve for x
x = 5,784,961,831,482,533,888/2,887,183,108.05 - Step 6: Final answer
x = 2,003,669,879.94
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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.