Finding the Fourth Proportional to 2,794,314,085.70, 4,191,471,128.55 and 2,378,833,511.90
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Solution
The fourth proportional to 2,794,314,085.70, 4,191,471,128.55 and 2,378,833,511.90 is: 3,568,250,267.85
Step by Step Solution
- Step 1: Write the proportion equation
2,794,314,085.70 : 4,191,471,128.55 = 2,378,833,511.90 : x - Step 2: Convert to fraction form
2,794,314,085.70/4,191,471,128.55 = 2,378,833,511.90/x - Step 3: Cross multiply
2,794,314,085.70x = 4,191,471,128.55 × 2,378,833,511.90 - Step 4: Simplify right side
2,794,314,085.70x = 9,970,811,984,756,054,016 - Step 5: Solve for x
x = 9,970,811,984,756,054,016/2,794,314,085.70 - Step 6: Final answer
x = 3,568,250,267.85
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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.