Finding the Fourth Proportional to 4,318,288,332.09, 6,479,822,653.72 and 2,107,516,358.43
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Solution
The fourth proportional to 4,318,288,332.09, 6,479,822,653.72 and 2,107,516,358.43 is: 3,162,441,039.64
Step by Step Solution
- Step 1: Write the proportion equation
4,318,288,332.09 : 6,479,822,653.72 = 2,107,516,358.43 : x - Step 2: Convert to fraction form
4,318,288,332.09/6,479,822,653.72 = 2,107,516,358.43/x - Step 3: Cross multiply
4,318,288,332.09x = 6,479,822,653.72 × 2,107,516,358.43 - Step 4: Simplify right side
4,318,288,332.09x = 13,656,332,242,402,525,184 - Step 5: Solve for x
x = 13,656,332,242,402,525,184/4,318,288,332.09 - Step 6: Final answer
x = 3,162,441,039.64
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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.