Finding the Fourth Proportional to 4,775,845,624.10, 7,156,965,991.35 and 3,522,495,169.70
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Solution
The fourth proportional to 4,775,845,624.10, 7,156,965,991.35 and 3,522,495,169.70 is: 5,278,725,511.36
Step by Step Solution
- Step 1: Write the proportion equation
4,775,845,624.10 : 7,156,965,991.35 = 3,522,495,169.70 : x - Step 2: Convert to fraction form
4,775,845,624.10/7,156,965,991.35 = 3,522,495,169.70/x - Step 3: Cross multiply
4,775,845,624.10x = 7,156,965,991.35 × 3,522,495,169.70 - Step 4: Simplify right side
4,775,845,624.10x = 25,210,378,134,237,548,544 - Step 5: Solve for x
x = 25,210,378,134,237,548,544/4,775,845,624.10 - Step 6: Final answer
x = 5,278,725,511.36
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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.