Finding the Fourth Proportional to 4,697,421,687.11, 7,041,478,313.07 and 2,205,822,406.07
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Solution
The fourth proportional to 4,697,421,687.11, 7,041,478,313.07 and 2,205,822,406.07 is: 3,306,548,074.54
Step by Step Solution
- Step 1: Write the proportion equation
4,697,421,687.11 : 7,041,478,313.07 = 2,205,822,406.07 : x - Step 2: Convert to fraction form
4,697,421,687.11/7,041,478,313.07 = 2,205,822,406.07/x - Step 3: Cross multiply
4,697,421,687.11x = 7,041,478,313.07 × 2,205,822,406.07 - Step 4: Simplify right side
4,697,421,687.11x = 15,532,250,634,790,584,320 - Step 5: Solve for x
x = 15,532,250,634,790,584,320/4,697,421,687.11 - Step 6: Final answer
x = 3,306,548,074.54
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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.