Finding the Fourth Proportional to 5,269,049,925.84, 7,903,738,651.32 and 1,953,689,495.76
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Solution
The fourth proportional to 5,269,049,925.84, 7,903,738,651.32 and 1,953,689,495.76 is: 2,930,594,964.49
Step by Step Solution
- Step 1: Write the proportion equation
5,269,049,925.84 : 7,903,738,651.32 = 1,953,689,495.76 : x - Step 2: Convert to fraction form
5,269,049,925.84/7,903,738,651.32 = 1,953,689,495.76/x - Step 3: Cross multiply
5,269,049,925.84x = 7,903,738,651.32 × 1,953,689,495.76 - Step 4: Simplify right side
5,269,049,925.84x = 15,441,451,180,316,192,768 - Step 5: Solve for x
x = 15,441,451,180,316,192,768/5,269,049,925.84 - Step 6: Final answer
x = 2,930,594,964.49
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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.