Finding the Fourth Proportional to 5,544,689,123.70, 7,651,677,716.64 and 3,004,369,126.65
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Solution
The fourth proportional to 5,544,689,123.70, 7,651,677,716.64 and 3,004,369,126.65 is: 4,146,033,039.20
Step by Step Solution
- Step 1: Write the proportion equation
5,544,689,123.70 : 7,651,677,716.64 = 3,004,369,126.65 : x - Step 2: Convert to fraction form
5,544,689,123.70/7,651,677,716.64 = 3,004,369,126.65/x - Step 3: Cross multiply
5,544,689,123.70x = 7,651,677,716.64 × 3,004,369,126.65 - Step 4: Simplify right side
5,544,689,123.70x = 22,988,464,298,948,984,832 - Step 5: Solve for x
x = 22,988,464,298,948,984,832/5,544,689,123.70 - Step 6: Final answer
x = 4,146,033,039.20
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.