Finding the Fourth Proportional to 4,226,393,065.21, 6,339,585,955.29 and 1,078,607,423.68
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Solution
The fourth proportional to 4,226,393,065.21, 6,339,585,955.29 and 1,078,607,423.68 is: 1,617,910,205.92
Step by Step Solution
- Step 1: Write the proportion equation
4,226,393,065.21 : 6,339,585,955.29 = 1,078,607,423.68 : x - Step 2: Convert to fraction form
4,226,393,065.21/6,339,585,955.29 = 1,078,607,423.68/x - Step 3: Cross multiply
4,226,393,065.21x = 6,339,585,955.29 × 1,078,607,423.68 - Step 4: Simplify right side
4,226,393,065.21x = 6,837,924,474,417,410,048 - Step 5: Solve for x
x = 6,837,924,474,417,410,048/4,226,393,065.21 - Step 6: Final answer
x = 1,617,910,205.92
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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.